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Finding the Fourth Proportional to 144,117.52, 216,059.45 and 59,940.68

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Solution

The fourth proportional to 144,117.52, 216,059.45 and 59,940.68 is: 89,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,117.52 : 216,059.45 = 59,940.68 : x
  2. Step 2: Convert to fraction form
    144,117.52/216,059.45 = 59,940.68/x
  3. Step 3: Cross multiply
    144,117.52x = 216,059.45 × 59,940.68
  4. Step 4: Simplify right side
    144,117.52x = 12,950,749,310.59
  5. Step 5: Solve for x
    x = 12,950,749,310.59/144,117.52
  6. Step 6: Final answer
    x = 89,862.42

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1.5x scale

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.