Home / 251,078.16-376,617.24-73,585.20

Finding the Fourth Proportional to 251,078.16, 376,617.24 and 73,585.20

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Solution

The fourth proportional to 251,078.16, 376,617.24 and 73,585.20 is: 110,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,078.16 : 376,617.24 = 73,585.20 : x
  2. Step 2: Convert to fraction form
    251,078.16/376,617.24 = 73,585.20/x
  3. Step 3: Cross multiply
    251,078.16x = 376,617.24 × 73,585.20
  4. Step 4: Simplify right side
    251,078.16x = 27,713,454,928.85
  5. Step 5: Solve for x
    x = 27,713,454,928.85/251,078.16
  6. Step 6: Final answer
    x = 110,377.80

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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.