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Finding the Fourth Proportional to 230,596, 318,222.48 and 124,612

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Solution

The fourth proportional to 230,596, 318,222.48 and 124,612 is: 171,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,596 : 318,222.48 = 124,612 : x
  2. Step 2: Convert to fraction form
    230,596/318,222.48 = 124,612/x
  3. Step 3: Cross multiply
    230,596x = 318,222.48 × 124,612
  4. Step 4: Simplify right side
    230,596x = 39,654,339,677.76
  5. Step 5: Solve for x
    x = 39,654,339,677.76/230,596
  6. Step 6: Final answer
    x = 171,964.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.