Home / 129,958.76-194,781.06-63,299

Finding the Fourth Proportional to 129,958.76, 194,781.06 and 63,299

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Solution

The fourth proportional to 129,958.76, 194,781.06 and 63,299 is: 94,871.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,958.76 : 194,781.06 = 63,299 : x
  2. Step 2: Convert to fraction form
    129,958.76/194,781.06 = 63,299/x
  3. Step 3: Cross multiply
    129,958.76x = 194,781.06 × 63,299
  4. Step 4: Simplify right side
    129,958.76x = 12,329,446,316.94
  5. Step 5: Solve for x
    x = 12,329,446,316.94/129,958.76
  6. Step 6: Final answer
    x = 94,871.99

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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.