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Finding the Fourth Proportional to 59,934.85, 89,891.13 and 19,954.46

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Solution

The fourth proportional to 59,934.85, 89,891.13 and 19,954.46 is: 29,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,934.85 : 89,891.13 = 19,954.46 : x
  2. Step 2: Convert to fraction form
    59,934.85/89,891.13 = 19,954.46/x
  3. Step 3: Cross multiply
    59,934.85x = 89,891.13 × 19,954.46
  4. Step 4: Simplify right side
    59,934.85x = 1,793,728,957.94
  5. Step 5: Solve for x
    x = 1,793,728,957.94/59,934.85
  6. Step 6: Final answer
    x = 29,927.98

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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.