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Finding the Fourth Proportional to 63,366.78, 94,966.20 and 33,720.78

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Solution

The fourth proportional to 63,366.78, 94,966.20 and 33,720.78 is: 50,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,366.78 : 94,966.20 = 33,720.78 : x
  2. Step 2: Convert to fraction form
    63,366.78/94,966.20 = 33,720.78/x
  3. Step 3: Cross multiply
    63,366.78x = 94,966.20 × 33,720.78
  4. Step 4: Simplify right side
    63,366.78x = 3,202,334,337.64
  5. Step 5: Solve for x
    x = 3,202,334,337.64/63,366.78
  6. Step 6: Final answer
    x = 50,536.49

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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.