Home / 80,257.16-110,699.88-55,062.92

Finding the Fourth Proportional to 80,257.16, 110,699.88 and 55,062.92

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Solution

The fourth proportional to 80,257.16, 110,699.88 and 55,062.92 is: 75,949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,257.16 : 110,699.88 = 55,062.92 : x
  2. Step 2: Convert to fraction form
    80,257.16/110,699.88 = 55,062.92/x
  3. Step 3: Cross multiply
    80,257.16x = 110,699.88 × 55,062.92
  4. Step 4: Simplify right side
    80,257.16x = 6,095,458,636.45
  5. Step 5: Solve for x
    x = 6,095,458,636.45/80,257.16
  6. Step 6: Final answer
    x = 75,949.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.