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Finding the Fourth Proportional to 97,249.80, 146,093.40 and 93,531.90

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Solution

The fourth proportional to 97,249.80, 146,093.40 and 93,531.90 is: 140,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,249.80 : 146,093.40 = 93,531.90 : x
  2. Step 2: Convert to fraction form
    97,249.80/146,093.40 = 93,531.90/x
  3. Step 3: Cross multiply
    97,249.80x = 146,093.40 × 93,531.90
  4. Step 4: Simplify right side
    97,249.80x = 13,664,393,279.46
  5. Step 5: Solve for x
    x = 13,664,393,279.46/97,249.80
  6. Step 6: Final answer
    x = 140,508.19

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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.