Home / 96,508.31-133,178.24-53,485.97

Finding the Fourth Proportional to 96,508.31, 133,178.24 and 53,485.97

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Solution

The fourth proportional to 96,508.31, 133,178.24 and 53,485.97 is: 73,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,508.31 : 133,178.24 = 53,485.97 : x
  2. Step 2: Convert to fraction form
    96,508.31/133,178.24 = 53,485.97/x
  3. Step 3: Cross multiply
    96,508.31x = 133,178.24 × 53,485.97
  4. Step 4: Simplify right side
    96,508.31x = 7,123,166,817.12
  5. Step 5: Solve for x
    x = 7,123,166,817.12/96,508.31
  6. Step 6: Final answer
    x = 73,808.85

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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.