Home / 118,470.73-177,715.28-39,585.24

Finding the Fourth Proportional to 118,470.73, 177,715.28 and 39,585.24

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Solution

The fourth proportional to 118,470.73, 177,715.28 and 39,585.24 is: 59,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,470.73 : 177,715.28 = 39,585.24 : x
  2. Step 2: Convert to fraction form
    118,470.73/177,715.28 = 39,585.24/x
  3. Step 3: Cross multiply
    118,470.73x = 177,715.28 × 39,585.24
  4. Step 4: Simplify right side
    118,470.73x = 7,034,902,010.47
  5. Step 5: Solve for x
    x = 7,034,902,010.47/118,470.73
  6. Step 6: Final answer
    x = 59,380.93

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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.