Home / 48,759.75-73,223.01-30,149.75

Finding the Fourth Proportional to 48,759.75, 73,223.01 and 30,149.75

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Solution

The fourth proportional to 48,759.75, 73,223.01 and 30,149.75 is: 45,276.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,759.75 : 73,223.01 = 30,149.75 : x
  2. Step 2: Convert to fraction form
    48,759.75/73,223.01 = 30,149.75/x
  3. Step 3: Cross multiply
    48,759.75x = 73,223.01 × 30,149.75
  4. Step 4: Simplify right side
    48,759.75x = 2,207,655,079.63
  5. Step 5: Solve for x
    x = 2,207,655,079.63/48,759.75
  6. Step 6: Final answer
    x = 45,276.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.