Home / 59,110.20-88,665.30-40,447.80

Finding the Fourth Proportional to 59,110.20, 88,665.30 and 40,447.80

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Solution

The fourth proportional to 59,110.20, 88,665.30 and 40,447.80 is: 60,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,110.20 : 88,665.30 = 40,447.80 : x
  2. Step 2: Convert to fraction form
    59,110.20/88,665.30 = 40,447.80/x
  3. Step 3: Cross multiply
    59,110.20x = 88,665.30 × 40,447.80
  4. Step 4: Simplify right side
    59,110.20x = 3,586,316,321.34
  5. Step 5: Solve for x
    x = 3,586,316,321.34/59,110.20
  6. Step 6: Final answer
    x = 60,671.70

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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.