Home / 266,688.42-368,049.33-159,262.98

Finding the Fourth Proportional to 266,688.42, 368,049.33 and 159,262.98

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Solution

The fourth proportional to 266,688.42, 368,049.33 and 159,262.98 is: 219,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,688.42 : 368,049.33 = 159,262.98 : x
  2. Step 2: Convert to fraction form
    266,688.42/368,049.33 = 159,262.98/x
  3. Step 3: Cross multiply
    266,688.42x = 368,049.33 × 159,262.98
  4. Step 4: Simplify right side
    266,688.42x = 58,616,633,082.80
  5. Step 5: Solve for x
    x = 58,616,633,082.80/266,688.42
  6. Step 6: Final answer
    x = 219,794.44

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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.