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Finding the Fourth Proportional to 222,658.72, 333,979.80 and 96,330.76

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Solution

The fourth proportional to 222,658.72, 333,979.80 and 96,330.76 is: 144,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,658.72 : 333,979.80 = 96,330.76 : x
  2. Step 2: Convert to fraction form
    222,658.72/333,979.80 = 96,330.76/x
  3. Step 3: Cross multiply
    222,658.72x = 333,979.80 × 96,330.76
  4. Step 4: Simplify right side
    222,658.72x = 32,172,527,958.65
  5. Step 5: Solve for x
    x = 32,172,527,958.65/222,658.72
  6. Step 6: Final answer
    x = 144,492.56

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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.