Home / 53,550.12-80,197.49-31,013.18

Finding the Fourth Proportional to 53,550.12, 80,197.49 and 31,013.18

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Solution

The fourth proportional to 53,550.12, 80,197.49 and 31,013.18 is: 46,445.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.12 : 80,197.49 = 31,013.18 : x
  2. Step 2: Convert to fraction form
    53,550.12/80,197.49 = 31,013.18/x
  3. Step 3: Cross multiply
    53,550.12x = 80,197.49 × 31,013.18
  4. Step 4: Simplify right side
    53,550.12x = 2,487,178,791.93
  5. Step 5: Solve for x
    x = 2,487,178,791.93/53,550.12
  6. Step 6: Final answer
    x = 46,445.82

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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.