Home / 55,716.97-76,799.52-45,627.61

Finding the Fourth Proportional to 55,716.97, 76,799.52 and 45,627.61

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Solution

The fourth proportional to 55,716.97, 76,799.52 and 45,627.61 is: 62,892.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716.97 : 76,799.52 = 45,627.61 : x
  2. Step 2: Convert to fraction form
    55,716.97/76,799.52 = 45,627.61/x
  3. Step 3: Cross multiply
    55,716.97x = 76,799.52 × 45,627.61
  4. Step 4: Simplify right side
    55,716.97x = 3,504,178,546.75
  5. Step 5: Solve for x
    x = 3,504,178,546.75/55,716.97
  6. Step 6: Final answer
    x = 62,892.48

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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.