Home / 131,569.20-197,353.80-38,062.80

Finding the Fourth Proportional to 131,569.20, 197,353.80 and 38,062.80

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Solution

The fourth proportional to 131,569.20, 197,353.80 and 38,062.80 is: 57,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,569.20 : 197,353.80 = 38,062.80 : x
  2. Step 2: Convert to fraction form
    131,569.20/197,353.80 = 38,062.80/x
  3. Step 3: Cross multiply
    131,569.20x = 197,353.80 × 38,062.80
  4. Step 4: Simplify right side
    131,569.20x = 7,511,838,218.64
  5. Step 5: Solve for x
    x = 7,511,838,218.64/131,569.20
  6. Step 6: Final answer
    x = 57,094.20

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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.