Home / 266,230.43-399,538.33-104,148.38

Finding the Fourth Proportional to 266,230.43, 399,538.33 and 104,148.38

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Solution

The fourth proportional to 266,230.43, 399,538.33 and 104,148.38 is: 156,297.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,230.43 : 399,538.33 = 104,148.38 : x
  2. Step 2: Convert to fraction form
    266,230.43/399,538.33 = 104,148.38/x
  3. Step 3: Cross multiply
    266,230.43x = 399,538.33 × 104,148.38
  4. Step 4: Simplify right side
    266,230.43x = 41,611,267,298.97
  5. Step 5: Solve for x
    x = 41,611,267,298.97/266,230.43
  6. Step 6: Final answer
    x = 156,297.94

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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.