Home / 129,943.72-194,758.60-63,283.96

Finding the Fourth Proportional to 129,943.72, 194,758.60 and 63,283.96

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Solution

The fourth proportional to 129,943.72, 194,758.60 and 63,283.96 is: 94,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,943.72 : 194,758.60 = 63,283.96 : x
  2. Step 2: Convert to fraction form
    129,943.72/194,758.60 = 63,283.96/x
  3. Step 3: Cross multiply
    129,943.72x = 194,758.60 × 63,283.96
  4. Step 4: Simplify right side
    129,943.72x = 12,325,095,452.06
  5. Step 5: Solve for x
    x = 12,325,095,452.06/129,943.72
  6. Step 6: Final answer
    x = 94,849.49

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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.