Home / 237,407.28-356,164.26-79,631.70

Finding the Fourth Proportional to 237,407.28, 356,164.26 and 79,631.70

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Solution

The fourth proportional to 237,407.28, 356,164.26 and 79,631.70 is: 119,465.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,407.28 : 356,164.26 = 79,631.70 : x
  2. Step 2: Convert to fraction form
    237,407.28/356,164.26 = 79,631.70/x
  3. Step 3: Cross multiply
    237,407.28x = 356,164.26 × 79,631.70
  4. Step 4: Simplify right side
    237,407.28x = 28,361,965,503.04
  5. Step 5: Solve for x
    x = 28,361,965,503.04/237,407.28
  6. Step 6: Final answer
    x = 119,465.44

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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.