Home / 86,932.46-130,398.68-47,468.04

Finding the Fourth Proportional to 86,932.46, 130,398.68 and 47,468.04

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Solution

The fourth proportional to 86,932.46, 130,398.68 and 47,468.04 is: 71,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,932.46 : 130,398.68 = 47,468.04 : x
  2. Step 2: Convert to fraction form
    86,932.46/130,398.68 = 47,468.04/x
  3. Step 3: Cross multiply
    86,932.46x = 130,398.68 × 47,468.04
  4. Step 4: Simplify right side
    86,932.46x = 6,189,769,520.85
  5. Step 5: Solve for x
    x = 6,189,769,520.85/86,932.46
  6. Step 6: Final answer
    x = 71,202.06

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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.