Home / 79,542.44-119,288.28-26,224.48

Finding the Fourth Proportional to 79,542.44, 119,288.28 and 26,224.48

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Solution

The fourth proportional to 79,542.44, 119,288.28 and 26,224.48 is: 39,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,542.44 : 119,288.28 = 26,224.48 : x
  2. Step 2: Convert to fraction form
    79,542.44/119,288.28 = 26,224.48/x
  3. Step 3: Cross multiply
    79,542.44x = 119,288.28 × 26,224.48
  4. Step 4: Simplify right side
    79,542.44x = 3,128,272,814.87
  5. Step 5: Solve for x
    x = 3,128,272,814.87/79,542.44
  6. Step 6: Final answer
    x = 39,328.35

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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.