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Finding the Fourth Proportional to 251,074.33, 376,569.92 and 82,596.76

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Solution

The fourth proportional to 251,074.33, 376,569.92 and 82,596.76 is: 123,881.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,074.33 : 376,569.92 = 82,596.76 : x
  2. Step 2: Convert to fraction form
    251,074.33/376,569.92 = 82,596.76/x
  3. Step 3: Cross multiply
    251,074.33x = 376,569.92 × 82,596.76
  4. Step 4: Simplify right side
    251,074.33x = 31,103,454,570.53
  5. Step 5: Solve for x
    x = 31,103,454,570.53/251,074.33
  6. Step 6: Final answer
    x = 123,881.46

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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.