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Finding the Fourth Proportional to 244,312.10, 366,358.80 and 111,123.80

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Solution

The fourth proportional to 244,312.10, 366,358.80 and 111,123.80 is: 166,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,312.10 : 366,358.80 = 111,123.80 : x
  2. Step 2: Convert to fraction form
    244,312.10/366,358.80 = 111,123.80/x
  3. Step 3: Cross multiply
    244,312.10x = 366,358.80 × 111,123.80
  4. Step 4: Simplify right side
    244,312.10x = 40,711,182,019.44
  5. Step 5: Solve for x
    x = 40,711,182,019.44/244,312.10
  6. Step 6: Final answer
    x = 166,635.96

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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.