Home / 177,809.12-266,819.76-63,947.40

Finding the Fourth Proportional to 177,809.12, 266,819.76 and 63,947.40

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Solution

The fourth proportional to 177,809.12, 266,819.76 and 63,947.40 is: 95,959.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,809.12 : 266,819.76 = 63,947.40 : x
  2. Step 2: Convert to fraction form
    177,809.12/266,819.76 = 63,947.40/x
  3. Step 3: Cross multiply
    177,809.12x = 266,819.76 × 63,947.40
  4. Step 4: Simplify right side
    177,809.12x = 17,062,429,920.62
  5. Step 5: Solve for x
    x = 17,062,429,920.62/177,809.12
  6. Step 6: Final answer
    x = 95,959.25

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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.