Home / 129,649.24-194,396.02-50,669.32

Finding the Fourth Proportional to 129,649.24, 194,396.02 and 50,669.32

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Solution

The fourth proportional to 129,649.24, 194,396.02 and 50,669.32 is: 75,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,649.24 : 194,396.02 = 50,669.32 : x
  2. Step 2: Convert to fraction form
    129,649.24/194,396.02 = 50,669.32/x
  3. Step 3: Cross multiply
    129,649.24x = 194,396.02 × 50,669.32
  4. Step 4: Simplify right side
    129,649.24x = 9,849,914,144.11
  5. Step 5: Solve for x
    x = 9,849,914,144.11/129,649.24
  6. Step 6: Final answer
    x = 75,973.56

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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.