Home / 112,231.01-154,880.28-63,835.40

Finding the Fourth Proportional to 112,231.01, 154,880.28 and 63,835.40

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Solution

The fourth proportional to 112,231.01, 154,880.28 and 63,835.40 is: 88,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,231.01 : 154,880.28 = 63,835.40 : x
  2. Step 2: Convert to fraction form
    112,231.01/154,880.28 = 63,835.40/x
  3. Step 3: Cross multiply
    112,231.01x = 154,880.28 × 63,835.40
  4. Step 4: Simplify right side
    112,231.01x = 9,886,843,851.51
  5. Step 5: Solve for x
    x = 9,886,843,851.51/112,231.01
  6. Step 6: Final answer
    x = 88,093.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.