Home / 55,759.20-76,945.63-30,265.02

Finding the Fourth Proportional to 55,759.20, 76,945.63 and 30,265.02

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Solution

The fourth proportional to 55,759.20, 76,945.63 and 30,265.02 is: 41,764.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,759.20 : 76,945.63 = 30,265.02 : x
  2. Step 2: Convert to fraction form
    55,759.20/76,945.63 = 30,265.02/x
  3. Step 3: Cross multiply
    55,759.20x = 76,945.63 × 30,265.02
  4. Step 4: Simplify right side
    55,759.20x = 2,328,761,228.36
  5. Step 5: Solve for x
    x = 2,328,761,228.36/55,759.20
  6. Step 6: Final answer
    x = 41,764.61

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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.