Home / 131,770.14-197,663.87-52,874.12

Finding the Fourth Proportional to 131,770.14, 197,663.87 and 52,874.12

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Solution

The fourth proportional to 131,770.14, 197,663.87 and 52,874.12 is: 79,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,770.14 : 197,663.87 = 52,874.12 : x
  2. Step 2: Convert to fraction form
    131,770.14/197,663.87 = 52,874.12/x
  3. Step 3: Cross multiply
    131,770.14x = 197,663.87 × 52,874.12
  4. Step 4: Simplify right side
    131,770.14x = 10,451,301,929.35
  5. Step 5: Solve for x
    x = 10,451,301,929.35/131,770.14
  6. Step 6: Final answer
    x = 79,314.65

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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.