Home / 69,639.12-104,462.28-32,234.16

Finding the Fourth Proportional to 69,639.12, 104,462.28 and 32,234.16

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Solution

The fourth proportional to 69,639.12, 104,462.28 and 32,234.16 is: 48,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,639.12 : 104,462.28 = 32,234.16 : x
  2. Step 2: Convert to fraction form
    69,639.12/104,462.28 = 32,234.16/x
  3. Step 3: Cross multiply
    69,639.12x = 104,462.28 × 32,234.16
  4. Step 4: Simplify right side
    69,639.12x = 3,367,253,847.48
  5. Step 5: Solve for x
    x = 3,367,253,847.48/69,639.12
  6. Step 6: Final answer
    x = 48,352.91

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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.