Home / 89,954.58-134,908.30-26,757.72

Finding the Fourth Proportional to 89,954.58, 134,908.30 and 26,757.72

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Solution

The fourth proportional to 89,954.58, 134,908.30 and 26,757.72 is: 40,129.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,954.58 : 134,908.30 = 26,757.72 : x
  2. Step 2: Convert to fraction form
    89,954.58/134,908.30 = 26,757.72/x
  3. Step 3: Cross multiply
    89,954.58x = 134,908.30 × 26,757.72
  4. Step 4: Simplify right side
    89,954.58x = 3,609,838,517.08
  5. Step 5: Solve for x
    x = 3,609,838,517.08/89,954.58
  6. Step 6: Final answer
    x = 40,129.57

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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.