Home / 134,886.88-202,559.94-129,244.42

Finding the Fourth Proportional to 134,886.88, 202,559.94 and 129,244.42

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Solution

The fourth proportional to 134,886.88, 202,559.94 and 129,244.42 is: 194,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,886.88 : 202,559.94 = 129,244.42 : x
  2. Step 2: Convert to fraction form
    134,886.88/202,559.94 = 129,244.42/x
  3. Step 3: Cross multiply
    134,886.88x = 202,559.94 × 129,244.42
  4. Step 4: Simplify right side
    134,886.88x = 26,179,741,960.53
  5. Step 5: Solve for x
    x = 26,179,741,960.53/134,886.88
  6. Step 6: Final answer
    x = 194,086.64

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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.