Home / 236,046.57-354,135.56-102,938.55

Finding the Fourth Proportional to 236,046.57, 354,135.56 and 102,938.55

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Solution

The fourth proportional to 236,046.57, 354,135.56 and 102,938.55 is: 154,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,046.57 : 354,135.56 = 102,938.55 : x
  2. Step 2: Convert to fraction form
    236,046.57/354,135.56 = 102,938.55/x
  3. Step 3: Cross multiply
    236,046.57x = 354,135.56 × 102,938.55
  4. Step 4: Simplify right side
    236,046.57x = 36,454,200,535.15
  5. Step 5: Solve for x
    x = 36,454,200,535.15/236,046.57
  6. Step 6: Final answer
    x = 154,436.48

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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.