Home / 129,064.65-193,553.31-49,083.62

Finding the Fourth Proportional to 129,064.65, 193,553.31 and 49,083.62

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Solution

The fourth proportional to 129,064.65, 193,553.31 and 49,083.62 is: 73,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,064.65 : 193,553.31 = 49,083.62 : x
  2. Step 2: Convert to fraction form
    129,064.65/193,553.31 = 49,083.62/x
  3. Step 3: Cross multiply
    129,064.65x = 193,553.31 × 49,083.62
  4. Step 4: Simplify right side
    129,064.65x = 9,500,296,150.02
  5. Step 5: Solve for x
    x = 9,500,296,150.02/129,064.65
  6. Step 6: Final answer
    x = 73,608.82

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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.