Home / 112,374,085.58-168,561,128.40-31,595,053.58

Finding the Fourth Proportional to 112,374,085.58, 168,561,128.40 and 31,595,053.58

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Solution

The fourth proportional to 112,374,085.58, 168,561,128.40 and 31,595,053.58 is: 47,392,580.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,374,085.58 : 168,561,128.40 = 31,595,053.58 : x
  2. Step 2: Convert to fraction form
    112,374,085.58/168,561,128.40 = 31,595,053.58/x
  3. Step 3: Cross multiply
    112,374,085.58x = 168,561,128.40 × 31,595,053.58
  4. Step 4: Simplify right side
    112,374,085.58x = 5,325,697,883,303,260
  5. Step 5: Solve for x
    x = 5,325,697,883,303,260/112,374,085.58
  6. Step 6: Final answer
    x = 47,392,580.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.