Home / 53,238.26-79,691.24-39,214.13

Finding the Fourth Proportional to 53,238.26, 79,691.24 and 39,214.13

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Solution

The fourth proportional to 53,238.26, 79,691.24 and 39,214.13 is: 58,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,238.26 : 79,691.24 = 39,214.13 : x
  2. Step 2: Convert to fraction form
    53,238.26/79,691.24 = 39,214.13/x
  3. Step 3: Cross multiply
    53,238.26x = 79,691.24 × 39,214.13
  4. Step 4: Simplify right side
    53,238.26x = 3,125,022,344.80
  5. Step 5: Solve for x
    x = 3,125,022,344.80/53,238.26
  6. Step 6: Final answer
    x = 58,698.80

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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.