Home / 108,562.17-149,772.67-67,702.26

Finding the Fourth Proportional to 108,562.17, 149,772.67 and 67,702.26

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Solution

The fourth proportional to 108,562.17, 149,772.67 and 67,702.26 is: 93,402.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,562.17 : 149,772.67 = 67,702.26 : x
  2. Step 2: Convert to fraction form
    108,562.17/149,772.67 = 67,702.26/x
  3. Step 3: Cross multiply
    108,562.17x = 149,772.67 × 67,702.26
  4. Step 4: Simplify right side
    108,562.17x = 10,139,948,245.23
  5. Step 5: Solve for x
    x = 10,139,948,245.23/108,562.17
  6. Step 6: Final answer
    x = 93,402.23

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1.5x scale

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.