Home / 125,855.24-173,680.22-69,266.61

Finding the Fourth Proportional to 125,855.24, 173,680.22 and 69,266.61

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Solution

The fourth proportional to 125,855.24, 173,680.22 and 69,266.61 is: 95,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,855.24 : 173,680.22 = 69,266.61 : x
  2. Step 2: Convert to fraction form
    125,855.24/173,680.22 = 69,266.61/x
  3. Step 3: Cross multiply
    125,855.24x = 173,680.22 × 69,266.61
  4. Step 4: Simplify right side
    125,855.24x = 12,030,240,236.62
  5. Step 5: Solve for x
    x = 12,030,240,236.62/125,855.24
  6. Step 6: Final answer
    x = 95,587.92

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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.