Home / 108,383.25-149,470.08-93,065.02

Finding the Fourth Proportional to 108,383.25, 149,470.08 and 93,065.02

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Solution

The fourth proportional to 108,383.25, 149,470.08 and 93,065.02 is: 128,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,383.25 : 149,470.08 = 93,065.02 : x
  2. Step 2: Convert to fraction form
    108,383.25/149,470.08 = 93,065.02/x
  3. Step 3: Cross multiply
    108,383.25x = 149,470.08 × 93,065.02
  4. Step 4: Simplify right side
    108,383.25x = 13,910,435,261.93
  5. Step 5: Solve for x
    x = 13,910,435,261.93/108,383.25
  6. Step 6: Final answer
    x = 128,344.88

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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.