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Finding the Fourth Proportional to 66,550.41, 99,772.76 and 33,253.34

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Solution

The fourth proportional to 66,550.41, 99,772.76 and 33,253.34 is: 49,853.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,550.41 : 99,772.76 = 33,253.34 : x
  2. Step 2: Convert to fraction form
    66,550.41/99,772.76 = 33,253.34/x
  3. Step 3: Cross multiply
    66,550.41x = 99,772.76 × 33,253.34
  4. Step 4: Simplify right side
    66,550.41x = 3,317,777,095.29
  5. Step 5: Solve for x
    x = 3,317,777,095.29/66,550.41
  6. Step 6: Final answer
    x = 49,853.59

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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.