Home / 108,286.47-149,437.17-60,534.68

Finding the Fourth Proportional to 108,286.47, 149,437.17 and 60,534.68

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Solution

The fourth proportional to 108,286.47, 149,437.17 and 60,534.68 is: 83,538.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,286.47 : 149,437.17 = 60,534.68 : x
  2. Step 2: Convert to fraction form
    108,286.47/149,437.17 = 60,534.68/x
  3. Step 3: Cross multiply
    108,286.47x = 149,437.17 × 60,534.68
  4. Step 4: Simplify right side
    108,286.47x = 9,046,130,518.87
  5. Step 5: Solve for x
    x = 9,046,130,518.87/108,286.47
  6. Step 6: Final answer
    x = 83,538.88

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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.