Home / 75,065.30-112,565.55-37,610.90

Finding the Fourth Proportional to 75,065.30, 112,565.55 and 37,610.90

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Solution

The fourth proportional to 75,065.30, 112,565.55 and 37,610.90 is: 56,400.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,065.30 : 112,565.55 = 37,610.90 : x
  2. Step 2: Convert to fraction form
    75,065.30/112,565.55 = 37,610.90/x
  3. Step 3: Cross multiply
    75,065.30x = 112,565.55 × 37,610.90
  4. Step 4: Simplify right side
    75,065.30x = 4,233,691,644.50
  5. Step 5: Solve for x
    x = 4,233,691,644.50/75,065.30
  6. Step 6: Final answer
    x = 56,400.12

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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.