Home / 129,656.02-194,373.10-49,751.33

Finding the Fourth Proportional to 129,656.02, 194,373.10 and 49,751.33

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Solution

The fourth proportional to 129,656.02, 194,373.10 and 49,751.33 is: 74,584.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,656.02 : 194,373.10 = 49,751.33 : x
  2. Step 2: Convert to fraction form
    129,656.02/194,373.10 = 49,751.33/x
  3. Step 3: Cross multiply
    129,656.02x = 194,373.10 × 49,751.33
  4. Step 4: Simplify right side
    129,656.02x = 9,670,319,630.91
  5. Step 5: Solve for x
    x = 9,670,319,630.91/129,656.02
  6. Step 6: Final answer
    x = 74,584.43

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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.