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Finding the Fourth Proportional to 121,463.62, 182,195.43 and 62,261.53

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Solution

The fourth proportional to 121,463.62, 182,195.43 and 62,261.53 is: 93,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,463.62 : 182,195.43 = 62,261.53 : x
  2. Step 2: Convert to fraction form
    121,463.62/182,195.43 = 62,261.53/x
  3. Step 3: Cross multiply
    121,463.62x = 182,195.43 × 62,261.53
  4. Step 4: Simplify right side
    121,463.62x = 11,343,765,541.84
  5. Step 5: Solve for x
    x = 11,343,765,541.84/121,463.62
  6. Step 6: Final answer
    x = 93,392.29

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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.