Home / 55,790.39-76,968.47-35,642.04

Finding the Fourth Proportional to 55,790.39, 76,968.47 and 35,642.04

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Solution

The fourth proportional to 55,790.39, 76,968.47 and 35,642.04 is: 49,171.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.39 : 76,968.47 = 35,642.04 : x
  2. Step 2: Convert to fraction form
    55,790.39/76,968.47 = 35,642.04/x
  3. Step 3: Cross multiply
    55,790.39x = 76,968.47 × 35,642.04
  4. Step 4: Simplify right side
    55,790.39x = 2,743,313,286.48
  5. Step 5: Solve for x
    x = 2,743,313,286.48/55,790.39
  6. Step 6: Final answer
    x = 49,171.79

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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.