Home / 97,936.40-146,888.76-38,755.28

Finding the Fourth Proportional to 97,936.40, 146,888.76 and 38,755.28

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Solution

The fourth proportional to 97,936.40, 146,888.76 and 38,755.28 is: 58,126.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,936.40 : 146,888.76 = 38,755.28 : x
  2. Step 2: Convert to fraction form
    97,936.40/146,888.76 = 38,755.28/x
  3. Step 3: Cross multiply
    97,936.40x = 146,888.76 × 38,755.28
  4. Step 4: Simplify right side
    97,936.40x = 5,692,715,022.65
  5. Step 5: Solve for x
    x = 5,692,715,022.65/97,936.40
  6. Step 6: Final answer
    x = 58,126.65

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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.