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Finding the Fourth Proportional to 66,851.73, 100,208.48 and 22,463.53

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Solution

The fourth proportional to 66,851.73, 100,208.48 and 22,463.53 is: 33,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,851.73 : 100,208.48 = 22,463.53 : x
  2. Step 2: Convert to fraction form
    66,851.73/100,208.48 = 22,463.53/x
  3. Step 3: Cross multiply
    66,851.73x = 100,208.48 × 22,463.53
  4. Step 4: Simplify right side
    66,851.73x = 2,251,035,833.90
  5. Step 5: Solve for x
    x = 2,251,035,833.90/66,851.73
  6. Step 6: Final answer
    x = 33,672.07

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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.