Home / 48,700.20-73,044.90-39,919.80

Finding the Fourth Proportional to 48,700.20, 73,044.90 and 39,919.80

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Solution

The fourth proportional to 48,700.20, 73,044.90 and 39,919.80 is: 59,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,700.20 : 73,044.90 = 39,919.80 : x
  2. Step 2: Convert to fraction form
    48,700.20/73,044.90 = 39,919.80/x
  3. Step 3: Cross multiply
    48,700.20x = 73,044.90 × 39,919.80
  4. Step 4: Simplify right side
    48,700.20x = 2,915,937,799.02
  5. Step 5: Solve for x
    x = 2,915,937,799.02/48,700.20
  6. Step 6: Final answer
    x = 59,875.27

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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.