Home / 132,797.24-199,234.79-42,838.15

Finding the Fourth Proportional to 132,797.24, 199,234.79 and 42,838.15

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Solution

The fourth proportional to 132,797.24, 199,234.79 and 42,838.15 is: 64,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,797.24 : 199,234.79 = 42,838.15 : x
  2. Step 2: Convert to fraction form
    132,797.24/199,234.79 = 42,838.15/x
  3. Step 3: Cross multiply
    132,797.24x = 199,234.79 × 42,838.15
  4. Step 4: Simplify right side
    132,797.24x = 8,534,849,641.17
  5. Step 5: Solve for x
    x = 8,534,849,641.17/132,797.24
  6. Step 6: Final answer
    x = 64,269.78

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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.