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Finding the Fourth Proportional to 44,940, 67,068.27 and 39,957.90

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Solution

The fourth proportional to 44,940, 67,068.27 and 39,957.90 is: 59,633.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,940 : 67,068.27 = 39,957.90 : x
  2. Step 2: Convert to fraction form
    44,940/67,068.27 = 39,957.90/x
  3. Step 3: Cross multiply
    44,940x = 67,068.27 × 39,957.90
  4. Step 4: Simplify right side
    44,940x = 2,679,907,225.83
  5. Step 5: Solve for x
    x = 2,679,907,225.83/44,940
  6. Step 6: Final answer
    x = 59,633.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.