Home / 129,952.52-194,935.74-41,212.76

Finding the Fourth Proportional to 129,952.52, 194,935.74 and 41,212.76

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Solution

The fourth proportional to 129,952.52, 194,935.74 and 41,212.76 is: 61,821.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,952.52 : 194,935.74 = 41,212.76 : x
  2. Step 2: Convert to fraction form
    129,952.52/194,935.74 = 41,212.76/x
  3. Step 3: Cross multiply
    129,952.52x = 194,935.74 × 41,212.76
  4. Step 4: Simplify right side
    129,952.52x = 8,033,839,868.04
  5. Step 5: Solve for x
    x = 8,033,839,868.04/129,952.52
  6. Step 6: Final answer
    x = 61,821.35

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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.