Home / 87,926.76-121,360.92-50,222.88

Finding the Fourth Proportional to 87,926.76, 121,360.92 and 50,222.88

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Solution

The fourth proportional to 87,926.76, 121,360.92 and 50,222.88 is: 69,320.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,926.76 : 121,360.92 = 50,222.88 : x
  2. Step 2: Convert to fraction form
    87,926.76/121,360.92 = 50,222.88/x
  3. Step 3: Cross multiply
    87,926.76x = 121,360.92 × 50,222.88
  4. Step 4: Simplify right side
    87,926.76x = 6,095,094,921.85
  5. Step 5: Solve for x
    x = 6,095,094,921.85/87,926.76
  6. Step 6: Final answer
    x = 69,320.14

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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.