Home / 238,178.28-356,803.02-132,679.56

Finding the Fourth Proportional to 238,178.28, 356,803.02 and 132,679.56

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Solution

The fourth proportional to 238,178.28, 356,803.02 and 132,679.56 is: 198,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,178.28 : 356,803.02 = 132,679.56 : x
  2. Step 2: Convert to fraction form
    238,178.28/356,803.02 = 132,679.56/x
  3. Step 3: Cross multiply
    238,178.28x = 356,803.02 × 132,679.56
  4. Step 4: Simplify right side
    238,178.28x = 47,340,467,700.27
  5. Step 5: Solve for x
    x = 47,340,467,700.27/238,178.28
  6. Step 6: Final answer
    x = 198,760.64

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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.