Home / 108,336.49-149,512.33-62,404.12

Finding the Fourth Proportional to 108,336.49, 149,512.33 and 62,404.12

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Solution

The fourth proportional to 108,336.49, 149,512.33 and 62,404.12 is: 86,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,336.49 : 149,512.33 = 62,404.12 : x
  2. Step 2: Convert to fraction form
    108,336.49/149,512.33 = 62,404.12/x
  3. Step 3: Cross multiply
    108,336.49x = 149,512.33 × 62,404.12
  4. Step 4: Simplify right side
    108,336.49x = 9,330,185,647.70
  5. Step 5: Solve for x
    x = 9,330,185,647.70/108,336.49
  6. Step 6: Final answer
    x = 86,122.28

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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.