Home / 125,523.27-173,225.66-68,938.29

Finding the Fourth Proportional to 125,523.27, 173,225.66 and 68,938.29

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Solution

The fourth proportional to 125,523.27, 173,225.66 and 68,938.29 is: 95,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,523.27 : 173,225.66 = 68,938.29 : x
  2. Step 2: Convert to fraction form
    125,523.27/173,225.66 = 68,938.29/x
  3. Step 3: Cross multiply
    125,523.27x = 173,225.66 × 68,938.29
  4. Step 4: Simplify right side
    125,523.27x = 11,941,880,439.83
  5. Step 5: Solve for x
    x = 11,941,880,439.83/125,523.27
  6. Step 6: Final answer
    x = 95,136.79

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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.