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Finding the Fourth Proportional to 64,550.75, 96,841.70 and 22,424.70

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Solution

The fourth proportional to 64,550.75, 96,841.70 and 22,424.70 is: 33,642.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,550.75 : 96,841.70 = 22,424.70 : x
  2. Step 2: Convert to fraction form
    64,550.75/96,841.70 = 22,424.70/x
  3. Step 3: Cross multiply
    64,550.75x = 96,841.70 × 22,424.70
  4. Step 4: Simplify right side
    64,550.75x = 2,171,645,957.87
  5. Step 5: Solve for x
    x = 2,171,645,957.87/64,550.75
  6. Step 6: Final answer
    x = 33,642.46

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1.5x scale

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.