Home / 131,403.25-197,108.52-37,909

Finding the Fourth Proportional to 131,403.25, 197,108.52 and 37,909

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Solution

The fourth proportional to 131,403.25, 197,108.52 and 37,909 is: 56,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,403.25 : 197,108.52 = 37,909 : x
  2. Step 2: Convert to fraction form
    131,403.25/197,108.52 = 37,909/x
  3. Step 3: Cross multiply
    131,403.25x = 197,108.52 × 37,909
  4. Step 4: Simplify right side
    131,403.25x = 7,472,186,884.68
  5. Step 5: Solve for x
    x = 7,472,186,884.68/131,403.25
  6. Step 6: Final answer
    x = 56,864.55

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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.