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Finding the Fourth Proportional to 59,446.60, 89,024.10 and 39,617.80

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Solution

The fourth proportional to 59,446.60, 89,024.10 and 39,617.80 is: 59,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,446.60 : 89,024.10 = 39,617.80 : x
  2. Step 2: Convert to fraction form
    59,446.60/89,024.10 = 39,617.80/x
  3. Step 3: Cross multiply
    59,446.60x = 89,024.10 × 39,617.80
  4. Step 4: Simplify right side
    59,446.60x = 3,526,938,988.98
  5. Step 5: Solve for x
    x = 3,526,938,988.98/59,446.60
  6. Step 6: Final answer
    x = 59,329.53

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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.