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Finding the Fourth Proportional to 66,952.53, 100,358.69 and 22,563.95

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Solution

The fourth proportional to 66,952.53, 100,358.69 and 22,563.95 is: 33,822.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,952.53 : 100,358.69 = 22,563.95 : x
  2. Step 2: Convert to fraction form
    66,952.53/100,358.69 = 22,563.95/x
  3. Step 3: Cross multiply
    66,952.53x = 100,358.69 × 22,563.95
  4. Step 4: Simplify right side
    66,952.53x = 2,264,487,848.61
  5. Step 5: Solve for x
    x = 2,264,487,848.61/66,952.53
  6. Step 6: Final answer
    x = 33,822.29

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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.