Home / 48,057.30-72,085.92-34,992.78

Finding the Fourth Proportional to 48,057.30, 72,085.92 and 34,992.78

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Solution

The fourth proportional to 48,057.30, 72,085.92 and 34,992.78 is: 52,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,057.30 : 72,085.92 = 34,992.78 : x
  2. Step 2: Convert to fraction form
    48,057.30/72,085.92 = 34,992.78/x
  3. Step 3: Cross multiply
    48,057.30x = 72,085.92 × 34,992.78
  4. Step 4: Simplify right side
    48,057.30x = 2,522,486,739.66
  5. Step 5: Solve for x
    x = 2,522,486,739.66/48,057.30
  6. Step 6: Final answer
    x = 52,489.15

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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.