Home / 125,746.56-173,531.42-68,386.42

Finding the Fourth Proportional to 125,746.56, 173,531.42 and 68,386.42

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Solution

The fourth proportional to 125,746.56, 173,531.42 and 68,386.42 is: 94,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,746.56 : 173,531.42 = 68,386.42 : x
  2. Step 2: Convert to fraction form
    125,746.56/173,531.42 = 68,386.42/x
  3. Step 3: Cross multiply
    125,746.56x = 173,531.42 × 68,386.42
  4. Step 4: Simplify right side
    125,746.56x = 11,867,192,702.75
  5. Step 5: Solve for x
    x = 11,867,192,702.75/125,746.56
  6. Step 6: Final answer
    x = 94,373.90

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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.