Home / 147,839.52-221,917.20-63,641.40

Finding the Fourth Proportional to 147,839.52, 221,917.20 and 63,641.40

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Solution

The fourth proportional to 147,839.52, 221,917.20 and 63,641.40 is: 95,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,839.52 : 221,917.20 = 63,641.40 : x
  2. Step 2: Convert to fraction form
    147,839.52/221,917.20 = 63,641.40/x
  3. Step 3: Cross multiply
    147,839.52x = 221,917.20 × 63,641.40
  4. Step 4: Simplify right side
    147,839.52x = 14,123,121,292.08
  5. Step 5: Solve for x
    x = 14,123,121,292.08/147,839.52
  6. Step 6: Final answer
    x = 95,530.08

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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.