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Finding the Fourth Proportional to 233,604.78, 350,450.85 and 108,945.78

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Solution

The fourth proportional to 233,604.78, 350,450.85 and 108,945.78 is: 163,439.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,604.78 : 350,450.85 = 108,945.78 : x
  2. Step 2: Convert to fraction form
    233,604.78/350,450.85 = 108,945.78/x
  3. Step 3: Cross multiply
    233,604.78x = 350,450.85 × 108,945.78
  4. Step 4: Simplify right side
    233,604.78x = 38,180,141,204.91
  5. Step 5: Solve for x
    x = 38,180,141,204.91/233,604.78
  6. Step 6: Final answer
    x = 163,439.04

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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.