Home / 49,143.14-67,744.04-38,514.32

Finding the Fourth Proportional to 49,143.14, 67,744.04 and 38,514.32

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Solution

The fourth proportional to 49,143.14, 67,744.04 and 38,514.32 is: 53,092.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143.14 : 67,744.04 = 38,514.32 : x
  2. Step 2: Convert to fraction form
    49,143.14/67,744.04 = 38,514.32/x
  3. Step 3: Cross multiply
    49,143.14x = 67,744.04 × 38,514.32
  4. Step 4: Simplify right side
    49,143.14x = 2,609,115,634.65
  5. Step 5: Solve for x
    x = 2,609,115,634.65/49,143.14
  6. Step 6: Final answer
    x = 53,092.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.