Home / 131,452.38-197,295.75-61,371.18

Finding the Fourth Proportional to 131,452.38, 197,295.75 and 61,371.18

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Solution

The fourth proportional to 131,452.38, 197,295.75 and 61,371.18 is: 92,111.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452.38 : 197,295.75 = 61,371.18 : x
  2. Step 2: Convert to fraction form
    131,452.38/197,295.75 = 61,371.18/x
  3. Step 3: Cross multiply
    131,452.38x = 197,295.75 × 61,371.18
  4. Step 4: Simplify right side
    131,452.38x = 12,108,272,986.49
  5. Step 5: Solve for x
    x = 12,108,272,986.49/131,452.38
  6. Step 6: Final answer
    x = 92,111.48

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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.