Home / 236,932.73-355,432.51-76,957.45

Finding the Fourth Proportional to 236,932.73, 355,432.51 and 76,957.45

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Solution

The fourth proportional to 236,932.73, 355,432.51 and 76,957.45 is: 115,447.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,932.73 : 355,432.51 = 76,957.45 : x
  2. Step 2: Convert to fraction form
    236,932.73/355,432.51 = 76,957.45/x
  3. Step 3: Cross multiply
    236,932.73x = 355,432.51 × 76,957.45
  4. Step 4: Simplify right side
    236,932.73x = 27,353,179,616.70
  5. Step 5: Solve for x
    x = 27,353,179,616.70/236,932.73
  6. Step 6: Final answer
    x = 115,447.03

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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.