Home / 112,218.60-168,327.90-110,250.30

Finding the Fourth Proportional to 112,218.60, 168,327.90 and 110,250.30

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Solution

The fourth proportional to 112,218.60, 168,327.90 and 110,250.30 is: 165,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,218.60 : 168,327.90 = 110,250.30 : x
  2. Step 2: Convert to fraction form
    112,218.60/168,327.90 = 110,250.30/x
  3. Step 3: Cross multiply
    112,218.60x = 168,327.90 × 110,250.30
  4. Step 4: Simplify right side
    112,218.60x = 18,558,201,473.37
  5. Step 5: Solve for x
    x = 18,558,201,473.37/112,218.60
  6. Step 6: Final answer
    x = 165,375.45

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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.