Home / 129,798.24-194,716.44-41,031.60

Finding the Fourth Proportional to 129,798.24, 194,716.44 and 41,031.60

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Solution

The fourth proportional to 129,798.24, 194,716.44 and 41,031.60 is: 61,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,798.24 : 194,716.44 = 41,031.60 : x
  2. Step 2: Convert to fraction form
    129,798.24/194,716.44 = 41,031.60/x
  3. Step 3: Cross multiply
    129,798.24x = 194,716.44 × 41,031.60
  4. Step 4: Simplify right side
    129,798.24x = 7,989,527,079.50
  5. Step 5: Solve for x
    x = 7,989,527,079.50/129,798.24
  6. Step 6: Final answer
    x = 61,553.43

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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.