Home / 89,517.47-134,279.84-36,921.94

Finding the Fourth Proportional to 89,517.47, 134,279.84 and 36,921.94

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Solution

The fourth proportional to 89,517.47, 134,279.84 and 36,921.94 is: 55,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517.47 : 134,279.84 = 36,921.94 : x
  2. Step 2: Convert to fraction form
    89,517.47/134,279.84 = 36,921.94/x
  3. Step 3: Cross multiply
    89,517.47x = 134,279.84 × 36,921.94
  4. Step 4: Simplify right side
    89,517.47x = 4,957,871,952.29
  5. Step 5: Solve for x
    x = 4,957,871,952.29/89,517.47
  6. Step 6: Final answer
    x = 55,384.41

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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.