Home / 124,977.12-187,493.40-36,234.24

Finding the Fourth Proportional to 124,977.12, 187,493.40 and 36,234.24

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Solution

The fourth proportional to 124,977.12, 187,493.40 and 36,234.24 is: 54,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,977.12 : 187,493.40 = 36,234.24 : x
  2. Step 2: Convert to fraction form
    124,977.12/187,493.40 = 36,234.24/x
  3. Step 3: Cross multiply
    124,977.12x = 187,493.40 × 36,234.24
  4. Step 4: Simplify right side
    124,977.12x = 6,793,680,854.02
  5. Step 5: Solve for x
    x = 6,793,680,854.02/124,977.12
  6. Step 6: Final answer
    x = 54,359.40

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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.