Home / 108,083.25-149,151.72-60,335.55

Finding the Fourth Proportional to 108,083.25, 149,151.72 and 60,335.55

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Solution

The fourth proportional to 108,083.25, 149,151.72 and 60,335.55 is: 83,261.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,083.25 : 149,151.72 = 60,335.55 : x
  2. Step 2: Convert to fraction form
    108,083.25/149,151.72 = 60,335.55/x
  3. Step 3: Cross multiply
    108,083.25x = 149,151.72 × 60,335.55
  4. Step 4: Simplify right side
    108,083.25x = 8,999,151,059.65
  5. Step 5: Solve for x
    x = 8,999,151,059.65/108,083.25
  6. Step 6: Final answer
    x = 83,261.29

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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.