Home / 136,882.58-205,331.23-43,395.62

Finding the Fourth Proportional to 136,882.58, 205,331.23 and 43,395.62

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Solution

The fourth proportional to 136,882.58, 205,331.23 and 43,395.62 is: 65,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,882.58 : 205,331.23 = 43,395.62 : x
  2. Step 2: Convert to fraction form
    136,882.58/205,331.23 = 43,395.62/x
  3. Step 3: Cross multiply
    136,882.58x = 205,331.23 × 43,395.62
  4. Step 4: Simplify right side
    136,882.58x = 8,910,476,031.21
  5. Step 5: Solve for x
    x = 8,910,476,031.21/136,882.58
  6. Step 6: Final answer
    x = 65,095.76

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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.