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Finding the Fourth Proportional to 144,000.86, 216,097.70 and 59,761.11

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Solution

The fourth proportional to 144,000.86, 216,097.70 and 59,761.11 is: 89,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,000.86 : 216,097.70 = 59,761.11 : x
  2. Step 2: Convert to fraction form
    144,000.86/216,097.70 = 59,761.11/x
  3. Step 3: Cross multiply
    144,000.86x = 216,097.70 × 59,761.11
  4. Step 4: Simplify right side
    144,000.86x = 12,914,238,420.45
  5. Step 5: Solve for x
    x = 12,914,238,420.45/144,000.86
  6. Step 6: Final answer
    x = 89,681.68

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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.