Home / 129,539.09-194,308.62-50,597.95

Finding the Fourth Proportional to 129,539.09, 194,308.62 and 50,597.95

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Solution

The fourth proportional to 129,539.09, 194,308.62 and 50,597.95 is: 75,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,539.09 : 194,308.62 = 50,597.95 : x
  2. Step 2: Convert to fraction form
    129,539.09/194,308.62 = 50,597.95/x
  3. Step 3: Cross multiply
    129,539.09x = 194,308.62 × 50,597.95
  4. Step 4: Simplify right side
    129,539.09x = 9,831,617,839.33
  5. Step 5: Solve for x
    x = 9,831,617,839.33/129,539.09
  6. Step 6: Final answer
    x = 75,896.92

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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.