Home / 129,042.15-193,519.09-49,060.83

Finding the Fourth Proportional to 129,042.15, 193,519.09 and 49,060.83

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Solution

The fourth proportional to 129,042.15, 193,519.09 and 49,060.83 is: 73,574.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,042.15 : 193,519.09 = 49,060.83 : x
  2. Step 2: Convert to fraction form
    129,042.15/193,519.09 = 49,060.83/x
  3. Step 3: Cross multiply
    129,042.15x = 193,519.09 × 49,060.83
  4. Step 4: Simplify right side
    129,042.15x = 9,494,207,176.24
  5. Step 5: Solve for x
    x = 9,494,207,176.24/129,042.15
  6. Step 6: Final answer
    x = 73,574.47

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1.5x scale

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.