Home / 53,378.24-80,071.52-31,193.92

Finding the Fourth Proportional to 53,378.24, 80,071.52 and 31,193.92

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Solution

The fourth proportional to 53,378.24, 80,071.52 and 31,193.92 is: 46,793.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,378.24 : 80,071.52 = 31,193.92 : x
  2. Step 2: Convert to fraction form
    53,378.24/80,071.52 = 31,193.92/x
  3. Step 3: Cross multiply
    53,378.24x = 80,071.52 × 31,193.92
  4. Step 4: Simplify right side
    53,378.24x = 2,497,744,589.16
  5. Step 5: Solve for x
    x = 2,497,744,589.16/53,378.24
  6. Step 6: Final answer
    x = 46,793.31

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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.