Home / 325,947.24-488,951.64-115,535.16

Finding the Fourth Proportional to 325,947.24, 488,951.64 and 115,535.16

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Solution

The fourth proportional to 325,947.24, 488,951.64 and 115,535.16 is: 173,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,947.24 : 488,951.64 = 115,535.16 : x
  2. Step 2: Convert to fraction form
    325,947.24/488,951.64 = 115,535.16/x
  3. Step 3: Cross multiply
    325,947.24x = 488,951.64 × 115,535.16
  4. Step 4: Simplify right side
    325,947.24x = 56,491,105,959.66
  5. Step 5: Solve for x
    x = 56,491,105,959.66/325,947.24
  6. Step 6: Final answer
    x = 173,313.65

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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.