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Finding the Fourth Proportional to 64,532.75, 96,802.77 and 22,979.75

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Solution

The fourth proportional to 64,532.75, 96,802.77 and 22,979.75 is: 34,470.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,532.75 : 96,802.77 = 22,979.75 : x
  2. Step 2: Convert to fraction form
    64,532.75/96,802.77 = 22,979.75/x
  3. Step 3: Cross multiply
    64,532.75x = 96,802.77 × 22,979.75
  4. Step 4: Simplify right side
    64,532.75x = 2,224,503,453.91
  5. Step 5: Solve for x
    x = 2,224,503,453.91/64,532.75
  6. Step 6: Final answer
    x = 34,470.92

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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.