Home / 92,564.28-127,738.77-50,122.71

Finding the Fourth Proportional to 92,564.28, 127,738.77 and 50,122.71

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Solution

The fourth proportional to 92,564.28, 127,738.77 and 50,122.71 is: 69,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,564.28 : 127,738.77 = 50,122.71 : x
  2. Step 2: Convert to fraction form
    92,564.28/127,738.77 = 50,122.71/x
  3. Step 3: Cross multiply
    92,564.28x = 127,738.77 × 50,122.71
  4. Step 4: Simplify right side
    92,564.28x = 6,402,613,324.47
  5. Step 5: Solve for x
    x = 6,402,613,324.47/92,564.28
  6. Step 6: Final answer
    x = 69,169.37

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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.