Home / 125,084.30-172,616.07-67,723.34

Finding the Fourth Proportional to 125,084.30, 172,616.07 and 67,723.34

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Solution

The fourth proportional to 125,084.30, 172,616.07 and 67,723.34 is: 93,458.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,084.30 : 172,616.07 = 67,723.34 : x
  2. Step 2: Convert to fraction form
    125,084.30/172,616.07 = 67,723.34/x
  3. Step 3: Cross multiply
    125,084.30x = 172,616.07 × 67,723.34
  4. Step 4: Simplify right side
    125,084.30x = 11,690,136,366.53
  5. Step 5: Solve for x
    x = 11,690,136,366.53/125,084.30
  6. Step 6: Final answer
    x = 93,458.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.