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Finding the Fourth Proportional to 153,336, 229,934.88 and 59,839.68

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Solution

The fourth proportional to 153,336, 229,934.88 and 59,839.68 is: 89,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,336 : 229,934.88 = 59,839.68 : x
  2. Step 2: Convert to fraction form
    153,336/229,934.88 = 59,839.68/x
  3. Step 3: Cross multiply
    153,336x = 229,934.88 × 59,839.68
  4. Step 4: Simplify right side
    153,336x = 13,759,229,640.04
  5. Step 5: Solve for x
    x = 13,759,229,640.04/153,336
  6. Step 6: Final answer
    x = 89,732.55

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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.