Home / 55,273.12-76,255.28-34,015.48

Finding the Fourth Proportional to 55,273.12, 76,255.28 and 34,015.48

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Solution

The fourth proportional to 55,273.12, 76,255.28 and 34,015.48 is: 46,928.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.12 : 76,255.28 = 34,015.48 : x
  2. Step 2: Convert to fraction form
    55,273.12/76,255.28 = 34,015.48/x
  3. Step 3: Cross multiply
    55,273.12x = 76,255.28 × 34,015.48
  4. Step 4: Simplify right side
    55,273.12x = 2,593,859,951.73
  5. Step 5: Solve for x
    x = 2,593,859,951.73/55,273.12
  6. Step 6: Final answer
    x = 46,928.05

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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.