Home / 54,919.90-82,314.24-25,307.92

Finding the Fourth Proportional to 54,919.90, 82,314.24 and 25,307.92

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Solution

The fourth proportional to 54,919.90, 82,314.24 and 25,307.92 is: 37,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,919.90 : 82,314.24 = 25,307.92 : x
  2. Step 2: Convert to fraction form
    54,919.90/82,314.24 = 25,307.92/x
  3. Step 3: Cross multiply
    54,919.90x = 82,314.24 × 25,307.92
  4. Step 4: Simplify right side
    54,919.90x = 2,083,202,200.78
  5. Step 5: Solve for x
    x = 2,083,202,200.78/54,919.90
  6. Step 6: Final answer
    x = 37,931.65

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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.