Home / 48,340.90-72,508.50-28,744.18

Finding the Fourth Proportional to 48,340.90, 72,508.50 and 28,744.18

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Solution

The fourth proportional to 48,340.90, 72,508.50 and 28,744.18 is: 43,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,340.90 : 72,508.50 = 28,744.18 : x
  2. Step 2: Convert to fraction form
    48,340.90/72,508.50 = 28,744.18/x
  3. Step 3: Cross multiply
    48,340.90x = 72,508.50 × 28,744.18
  4. Step 4: Simplify right side
    48,340.90x = 2,084,197,375.53
  5. Step 5: Solve for x
    x = 2,084,197,375.53/48,340.90
  6. Step 6: Final answer
    x = 43,114.58

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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.