Home / 251,335.16-376,922.75-82,824.05

Finding the Fourth Proportional to 251,335.16, 376,922.75 and 82,824.05

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Solution

The fourth proportional to 251,335.16, 376,922.75 and 82,824.05 is: 124,209.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,335.16 : 376,922.75 = 82,824.05 : x
  2. Step 2: Convert to fraction form
    251,335.16/376,922.75 = 82,824.05/x
  3. Step 3: Cross multiply
    251,335.16x = 376,922.75 × 82,824.05
  4. Step 4: Simplify right side
    251,335.16x = 31,218,268,278.02
  5. Step 5: Solve for x
    x = 31,218,268,278.02/251,335.16
  6. Step 6: Final answer
    x = 124,209.71

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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.