Home / 48,350.46-72,401.76-28,643.16

Finding the Fourth Proportional to 48,350.46, 72,401.76 and 28,643.16

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Solution

The fourth proportional to 48,350.46, 72,401.76 and 28,643.16 is: 42,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,350.46 : 72,401.76 = 28,643.16 : x
  2. Step 2: Convert to fraction form
    48,350.46/72,401.76 = 28,643.16/x
  3. Step 3: Cross multiply
    48,350.46x = 72,401.76 × 28,643.16
  4. Step 4: Simplify right side
    48,350.46x = 2,073,815,195.96
  5. Step 5: Solve for x
    x = 2,073,815,195.96/48,350.46
  6. Step 6: Final answer
    x = 42,891.32

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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.