Home / 89,474.93-134,031.11-41,375.18

Finding the Fourth Proportional to 89,474.93, 134,031.11 and 41,375.18

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Solution

The fourth proportional to 89,474.93, 134,031.11 and 41,375.18 is: 61,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,474.93 : 134,031.11 = 41,375.18 : x
  2. Step 2: Convert to fraction form
    89,474.93/134,031.11 = 41,375.18/x
  3. Step 3: Cross multiply
    89,474.93x = 134,031.11 × 41,375.18
  4. Step 4: Simplify right side
    89,474.93x = 5,545,561,053.09
  5. Step 5: Solve for x
    x = 5,545,561,053.09/89,474.93
  6. Step 6: Final answer
    x = 61,978.94

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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.