Home / 55,763.22-76,928.13-33,103.17

Finding the Fourth Proportional to 55,763.22, 76,928.13 and 33,103.17

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Solution

The fourth proportional to 55,763.22, 76,928.13 and 33,103.17 is: 45,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,763.22 : 76,928.13 = 33,103.17 : x
  2. Step 2: Convert to fraction form
    55,763.22/76,928.13 = 33,103.17/x
  3. Step 3: Cross multiply
    55,763.22x = 76,928.13 × 33,103.17
  4. Step 4: Simplify right side
    55,763.22x = 2,546,564,965.17
  5. Step 5: Solve for x
    x = 2,546,564,965.17/55,763.22
  6. Step 6: Final answer
    x = 45,667.47

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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.