Home / 53,491.92-80,265.20-35,734.72

Finding the Fourth Proportional to 53,491.92, 80,265.20 and 35,734.72

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Solution

The fourth proportional to 53,491.92, 80,265.20 and 35,734.72 is: 53,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,491.92 : 80,265.20 = 35,734.72 : x
  2. Step 2: Convert to fraction form
    53,491.92/80,265.20 = 35,734.72/x
  3. Step 3: Cross multiply
    53,491.92x = 80,265.20 × 35,734.72
  4. Step 4: Simplify right side
    53,491.92x = 2,868,254,447.74
  5. Step 5: Solve for x
    x = 2,868,254,447.74/53,491.92
  6. Step 6: Final answer
    x = 53,620.33

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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.