Home / 97,456.10-134,491.62-57,198.89

Finding the Fourth Proportional to 97,456.10, 134,491.62 and 57,198.89

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Solution

The fourth proportional to 97,456.10, 134,491.62 and 57,198.89 is: 78,935.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,456.10 : 134,491.62 = 57,198.89 : x
  2. Step 2: Convert to fraction form
    97,456.10/134,491.62 = 57,198.89/x
  3. Step 3: Cross multiply
    97,456.10x = 134,491.62 × 57,198.89
  4. Step 4: Simplify right side
    97,456.10x = 7,692,770,705.84
  5. Step 5: Solve for x
    x = 7,692,770,705.84/97,456.10
  6. Step 6: Final answer
    x = 78,935.76

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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.