Home / 108,679.14-149,976.81-60,932.46

Finding the Fourth Proportional to 108,679.14, 149,976.81 and 60,932.46

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Solution

The fourth proportional to 108,679.14, 149,976.81 and 60,932.46 is: 84,086.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,679.14 : 149,976.81 = 60,932.46 : x
  2. Step 2: Convert to fraction form
    108,679.14/149,976.81 = 60,932.46/x
  3. Step 3: Cross multiply
    108,679.14x = 149,976.81 × 60,932.46
  4. Step 4: Simplify right side
    108,679.14x = 9,138,455,976.25
  5. Step 5: Solve for x
    x = 9,138,455,976.25/108,679.14
  6. Step 6: Final answer
    x = 84,086.57

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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.