Home / 44,805.20-67,142.16-39,884.72

Finding the Fourth Proportional to 44,805.20, 67,142.16 and 39,884.72

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Solution

The fourth proportional to 44,805.20, 67,142.16 and 39,884.72 is: 59,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,805.20 : 67,142.16 = 39,884.72 : x
  2. Step 2: Convert to fraction form
    44,805.20/67,142.16 = 39,884.72/x
  3. Step 3: Cross multiply
    44,805.20x = 67,142.16 × 39,884.72
  4. Step 4: Simplify right side
    44,805.20x = 2,677,946,251.80
  5. Step 5: Solve for x
    x = 2,677,946,251.80/44,805.20
  6. Step 6: Final answer
    x = 59,768.65

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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.