Home / 97,549.46-146,171.55-75,417.38

Finding the Fourth Proportional to 97,549.46, 146,171.55 and 75,417.38

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Solution

The fourth proportional to 97,549.46, 146,171.55 and 75,417.38 is: 113,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,549.46 : 146,171.55 = 75,417.38 : x
  2. Step 2: Convert to fraction form
    97,549.46/146,171.55 = 75,417.38/x
  3. Step 3: Cross multiply
    97,549.46x = 146,171.55 × 75,417.38
  4. Step 4: Simplify right side
    97,549.46x = 11,023,875,331.54
  5. Step 5: Solve for x
    x = 11,023,875,331.54/97,549.46
  6. Step 6: Final answer
    x = 113,008.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.