Home / 53,763.57-80,517.09-31,226.52

Finding the Fourth Proportional to 53,763.57, 80,517.09 and 31,226.52

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Solution

The fourth proportional to 53,763.57, 80,517.09 and 31,226.52 is: 46,765.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,763.57 : 80,517.09 = 31,226.52 : x
  2. Step 2: Convert to fraction form
    53,763.57/80,517.09 = 31,226.52/x
  3. Step 3: Cross multiply
    53,763.57x = 80,517.09 × 31,226.52
  4. Step 4: Simplify right side
    53,763.57x = 2,514,268,521.23
  5. Step 5: Solve for x
    x = 2,514,268,521.23/53,763.57
  6. Step 6: Final answer
    x = 46,765.28

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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.