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Finding the Fourth Proportional to 71,593.80, 107,390.70 and 24,851.40

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Solution

The fourth proportional to 71,593.80, 107,390.70 and 24,851.40 is: 37,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,593.80 : 107,390.70 = 24,851.40 : x
  2. Step 2: Convert to fraction form
    71,593.80/107,390.70 = 24,851.40/x
  3. Step 3: Cross multiply
    71,593.80x = 107,390.70 × 24,851.40
  4. Step 4: Simplify right side
    71,593.80x = 2,668,809,241.98
  5. Step 5: Solve for x
    x = 2,668,809,241.98/71,593.80
  6. Step 6: Final answer
    x = 37,277.10

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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.