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Finding the Fourth Proportional to 232,604.97, 321,002.60 and 130,648.41

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Solution

The fourth proportional to 232,604.97, 321,002.60 and 130,648.41 is: 180,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,604.97 : 321,002.60 = 130,648.41 : x
  2. Step 2: Convert to fraction form
    232,604.97/321,002.60 = 130,648.41/x
  3. Step 3: Cross multiply
    232,604.97x = 321,002.60 × 130,648.41
  4. Step 4: Simplify right side
    232,604.97x = 41,938,478,642.62
  5. Step 5: Solve for x
    x = 41,938,478,642.62/232,604.97
  6. Step 6: Final answer
    x = 180,299.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.