Home / 88,655.28-122,343.69-50,414.82

Finding the Fourth Proportional to 88,655.28, 122,343.69 and 50,414.82

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Solution

The fourth proportional to 88,655.28, 122,343.69 and 50,414.82 is: 69,572.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.28 : 122,343.69 = 50,414.82 : x
  2. Step 2: Convert to fraction form
    88,655.28/122,343.69 = 50,414.82/x
  3. Step 3: Cross multiply
    88,655.28x = 122,343.69 × 50,414.82
  4. Step 4: Simplify right side
    88,655.28x = 6,167,935,109.49
  5. Step 5: Solve for x
    x = 6,167,935,109.49/88,655.28
  6. Step 6: Final answer
    x = 69,572.11

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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.