Home / 89,687.11-134,538.41-23,126.68

Finding the Fourth Proportional to 89,687.11, 134,538.41 and 23,126.68

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Solution

The fourth proportional to 89,687.11, 134,538.41 and 23,126.68 is: 34,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,687.11 : 134,538.41 = 23,126.68 : x
  2. Step 2: Convert to fraction form
    89,687.11/134,538.41 = 23,126.68/x
  3. Step 3: Cross multiply
    89,687.11x = 134,538.41 × 23,126.68
  4. Step 4: Simplify right side
    89,687.11x = 3,111,426,755.78
  5. Step 5: Solve for x
    x = 3,111,426,755.78/89,687.11
  6. Step 6: Final answer
    x = 34,692.02

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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.