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Finding the Fourth Proportional to 222,588.64, 333,437.76 and 133,793.92

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Solution

The fourth proportional to 222,588.64, 333,437.76 and 133,793.92 is: 200,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,588.64 : 333,437.76 = 133,793.92 : x
  2. Step 2: Convert to fraction form
    222,588.64/333,437.76 = 133,793.92/x
  3. Step 3: Cross multiply
    222,588.64x = 333,437.76 × 133,793.92
  4. Step 4: Simplify right side
    222,588.64x = 44,611,944,986.42
  5. Step 5: Solve for x
    x = 44,611,944,986.42/222,588.64
  6. Step 6: Final answer
    x = 200,423.28

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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.