Home / 87,113.76-130,658.34-27,941.73

Finding the Fourth Proportional to 87,113.76, 130,658.34 and 27,941.73

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Solution

The fourth proportional to 87,113.76, 130,658.34 and 27,941.73 is: 41,908.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,113.76 : 130,658.34 = 27,941.73 : x
  2. Step 2: Convert to fraction form
    87,113.76/130,658.34 = 27,941.73/x
  3. Step 3: Cross multiply
    87,113.76x = 130,658.34 × 27,941.73
  4. Step 4: Simplify right side
    87,113.76x = 3,650,820,058.53
  5. Step 5: Solve for x
    x = 3,650,820,058.53/87,113.76
  6. Step 6: Final answer
    x = 41,908.65

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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.