Home / 131,839.83-197,793.23-38,345.58

Finding the Fourth Proportional to 131,839.83, 197,793.23 and 38,345.58

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Solution

The fourth proportional to 131,839.83, 197,793.23 and 38,345.58 is: 57,528.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,839.83 : 197,793.23 = 38,345.58 : x
  2. Step 2: Convert to fraction form
    131,839.83/197,793.23 = 38,345.58/x
  3. Step 3: Cross multiply
    131,839.83x = 197,793.23 × 38,345.58
  4. Step 4: Simplify right side
    131,839.83x = 7,584,496,220.29
  5. Step 5: Solve for x
    x = 7,584,496,220.29/131,839.83
  6. Step 6: Final answer
    x = 57,528.11

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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.