Home / 97,318.66-134,304.36-54,876.28

Finding the Fourth Proportional to 97,318.66, 134,304.36 and 54,876.28

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Solution

The fourth proportional to 97,318.66, 134,304.36 and 54,876.28 is: 75,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,318.66 : 134,304.36 = 54,876.28 : x
  2. Step 2: Convert to fraction form
    97,318.66/134,304.36 = 54,876.28/x
  3. Step 3: Cross multiply
    97,318.66x = 134,304.36 × 54,876.28
  4. Step 4: Simplify right side
    97,318.66x = 7,370,123,664.58
  5. Step 5: Solve for x
    x = 7,370,123,664.58/97,318.66
  6. Step 6: Final answer
    x = 75,731.87

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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.