Home / 129,623.92-194,438.94-34,854.28

Finding the Fourth Proportional to 129,623.92, 194,438.94 and 34,854.28

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Solution

The fourth proportional to 129,623.92, 194,438.94 and 34,854.28 is: 52,282.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,623.92 : 194,438.94 = 34,854.28 : x
  2. Step 2: Convert to fraction form
    129,623.92/194,438.94 = 34,854.28/x
  3. Step 3: Cross multiply
    129,623.92x = 194,438.94 × 34,854.28
  4. Step 4: Simplify right side
    129,623.92x = 6,777,029,257.66
  5. Step 5: Solve for x
    x = 6,777,029,257.66/129,623.92
  6. Step 6: Final answer
    x = 52,282.24

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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.