Home / 131,265.14-196,864.90-37,770.88

Finding the Fourth Proportional to 131,265.14, 196,864.90 and 37,770.88

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Solution

The fourth proportional to 131,265.14, 196,864.90 and 37,770.88 is: 56,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,265.14 : 196,864.90 = 37,770.88 : x
  2. Step 2: Convert to fraction form
    131,265.14/196,864.90 = 37,770.88/x
  3. Step 3: Cross multiply
    131,265.14x = 196,864.90 × 37,770.88
  4. Step 4: Simplify right side
    131,265.14x = 7,435,760,514.11
  5. Step 5: Solve for x
    x = 7,435,760,514.11/131,265.14
  6. Step 6: Final answer
    x = 56,646.88

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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.