Home / 125,649.26-173,397.32-68,288.58

Finding the Fourth Proportional to 125,649.26, 173,397.32 and 68,288.58

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Solution

The fourth proportional to 125,649.26, 173,397.32 and 68,288.58 is: 94,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,649.26 : 173,397.32 = 68,288.58 : x
  2. Step 2: Convert to fraction form
    125,649.26/173,397.32 = 68,288.58/x
  3. Step 3: Cross multiply
    125,649.26x = 173,397.32 × 68,288.58
  4. Step 4: Simplify right side
    125,649.26x = 11,841,056,758.61
  5. Step 5: Solve for x
    x = 11,841,056,758.61/125,649.26
  6. Step 6: Final answer
    x = 94,238.97

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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.