Home / 129,867.84-194,845.50-63,295.56

Finding the Fourth Proportional to 129,867.84, 194,845.50 and 63,295.56

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Solution

The fourth proportional to 129,867.84, 194,845.50 and 63,295.56 is: 94,964.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,867.84 : 194,845.50 = 63,295.56 : x
  2. Step 2: Convert to fraction form
    129,867.84/194,845.50 = 63,295.56/x
  3. Step 3: Cross multiply
    129,867.84x = 194,845.50 × 63,295.56
  4. Step 4: Simplify right side
    129,867.84x = 12,332,855,035.98
  5. Step 5: Solve for x
    x = 12,332,855,035.98/129,867.84
  6. Step 6: Final answer
    x = 94,964.66

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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.