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Finding the Fourth Proportional to 222,499.41, 333,614.52 and 87,401.76

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Solution

The fourth proportional to 222,499.41, 333,614.52 and 87,401.76 is: 131,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,499.41 : 333,614.52 = 87,401.76 : x
  2. Step 2: Convert to fraction form
    222,499.41/333,614.52 = 87,401.76/x
  3. Step 3: Cross multiply
    222,499.41x = 333,614.52 × 87,401.76
  4. Step 4: Simplify right side
    222,499.41x = 29,158,496,209.56
  5. Step 5: Solve for x
    x = 29,158,496,209.56/222,499.41
  6. Step 6: Final answer
    x = 131,049.77

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1.5x scale

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.