Home / 113,531.26-156,677.98-63,230.26

Finding the Fourth Proportional to 113,531.26, 156,677.98 and 63,230.26

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Solution

The fourth proportional to 113,531.26, 156,677.98 and 63,230.26 is: 87,260.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,531.26 : 156,677.98 = 63,230.26 : x
  2. Step 2: Convert to fraction form
    113,531.26/156,677.98 = 63,230.26/x
  3. Step 3: Cross multiply
    113,531.26x = 156,677.98 × 63,230.26
  4. Step 4: Simplify right side
    113,531.26x = 9,906,789,411.67
  5. Step 5: Solve for x
    x = 9,906,789,411.67/113,531.26
  6. Step 6: Final answer
    x = 87,260.46

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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.