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Finding the Fourth Proportional to 59,649.01, 89,441.62 and 31,497.86

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Solution

The fourth proportional to 59,649.01, 89,441.62 and 31,497.86 is: 47,229.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,649.01 : 89,441.62 = 31,497.86 : x
  2. Step 2: Convert to fraction form
    59,649.01/89,441.62 = 31,497.86/x
  3. Step 3: Cross multiply
    59,649.01x = 89,441.62 × 31,497.86
  4. Step 4: Simplify right side
    59,649.01x = 2,817,219,769.79
  5. Step 5: Solve for x
    x = 2,817,219,769.79/59,649.01
  6. Step 6: Final answer
    x = 47,229.95

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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.