Home / 155,440.28-233,102.10-50,231

Finding the Fourth Proportional to 155,440.28, 233,102.10 and 50,231

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Solution

The fourth proportional to 155,440.28, 233,102.10 and 50,231 is: 75,327.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,440.28 : 233,102.10 = 50,231 : x
  2. Step 2: Convert to fraction form
    155,440.28/233,102.10 = 50,231/x
  3. Step 3: Cross multiply
    155,440.28x = 233,102.10 × 50,231
  4. Step 4: Simplify right side
    155,440.28x = 11,708,951,585.10
  5. Step 5: Solve for x
    x = 11,708,951,585.10/155,440.28
  6. Step 6: Final answer
    x = 75,327.65

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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.