Home / 125,635.32-188,380.08-50,694.12

Finding the Fourth Proportional to 125,635.32, 188,380.08 and 50,694.12

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Solution

The fourth proportional to 125,635.32, 188,380.08 and 50,694.12 is: 76,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,635.32 : 188,380.08 = 50,694.12 : x
  2. Step 2: Convert to fraction form
    125,635.32/188,380.08 = 50,694.12/x
  3. Step 3: Cross multiply
    125,635.32x = 188,380.08 × 50,694.12
  4. Step 4: Simplify right side
    125,635.32x = 9,549,762,381.13
  5. Step 5: Solve for x
    x = 9,549,762,381.13/125,635.32
  6. Step 6: Final answer
    x = 76,011.76

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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.