Home / 125,746.70-173,531.61-68,386.57

Finding the Fourth Proportional to 125,746.70, 173,531.61 and 68,386.57

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Solution

The fourth proportional to 125,746.70, 173,531.61 and 68,386.57 is: 94,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,746.70 : 173,531.61 = 68,386.57 : x
  2. Step 2: Convert to fraction form
    125,746.70/173,531.61 = 68,386.57/x
  3. Step 3: Cross multiply
    125,746.70x = 173,531.61 × 68,386.57
  4. Step 4: Simplify right side
    125,746.70x = 11,867,231,160.65
  5. Step 5: Solve for x
    x = 11,867,231,160.65/125,746.70
  6. Step 6: Final answer
    x = 94,374.10

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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.