Home / 237,952.22-356,961.28-80,225.78

Finding the Fourth Proportional to 237,952.22, 356,961.28 and 80,225.78

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Solution

The fourth proportional to 237,952.22, 356,961.28 and 80,225.78 is: 120,349.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,952.22 : 356,961.28 = 80,225.78 : x
  2. Step 2: Convert to fraction form
    237,952.22/356,961.28 = 80,225.78/x
  3. Step 3: Cross multiply
    237,952.22x = 356,961.28 × 80,225.78
  4. Step 4: Simplify right side
    237,952.22x = 28,637,497,117.80
  5. Step 5: Solve for x
    x = 28,637,497,117.80/237,952.22
  6. Step 6: Final answer
    x = 120,349.78

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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.