Home / 48,802.20-73,280.10-28,066.20

Finding the Fourth Proportional to 48,802.20, 73,280.10 and 28,066.20

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Solution

The fourth proportional to 48,802.20, 73,280.10 and 28,066.20 is: 42,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,802.20 : 73,280.10 = 28,066.20 : x
  2. Step 2: Convert to fraction form
    48,802.20/73,280.10 = 28,066.20/x
  3. Step 3: Cross multiply
    48,802.20x = 73,280.10 × 28,066.20
  4. Step 4: Simplify right side
    48,802.20x = 2,056,693,942.62
  5. Step 5: Solve for x
    x = 2,056,693,942.62/48,802.20
  6. Step 6: Final answer
    x = 42,143.47

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1.5x scale

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.