Home / 131,948.33-182,113.07-75,359.70

Finding the Fourth Proportional to 131,948.33, 182,113.07 and 75,359.70

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Solution

The fourth proportional to 131,948.33, 182,113.07 and 75,359.70 is: 104,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,948.33 : 182,113.07 = 75,359.70 : x
  2. Step 2: Convert to fraction form
    131,948.33/182,113.07 = 75,359.70/x
  3. Step 3: Cross multiply
    131,948.33x = 182,113.07 × 75,359.70
  4. Step 4: Simplify right side
    131,948.33x = 13,723,985,944.48
  5. Step 5: Solve for x
    x = 13,723,985,944.48/131,948.33
  6. Step 6: Final answer
    x = 104,010.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.