Home / 237,948.72-356,956.02-80,222.28

Finding the Fourth Proportional to 237,948.72, 356,956.02 and 80,222.28

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Solution

The fourth proportional to 237,948.72, 356,956.02 and 80,222.28 is: 120,344.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,948.72 : 356,956.02 = 80,222.28 : x
  2. Step 2: Convert to fraction form
    237,948.72/356,956.02 = 80,222.28/x
  3. Step 3: Cross multiply
    237,948.72x = 356,956.02 × 80,222.28
  4. Step 4: Simplify right side
    237,948.72x = 28,635,825,784.13
  5. Step 5: Solve for x
    x = 28,635,825,784.13/237,948.72
  6. Step 6: Final answer
    x = 120,344.53

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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.