Home / 89,276.90-123,204.83-48,993.26

Finding the Fourth Proportional to 89,276.90, 123,204.83 and 48,993.26

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Solution

The fourth proportional to 89,276.90, 123,204.83 and 48,993.26 is: 67,612.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,276.90 : 123,204.83 = 48,993.26 : x
  2. Step 2: Convert to fraction form
    89,276.90/123,204.83 = 48,993.26/x
  3. Step 3: Cross multiply
    89,276.90x = 123,204.83 × 48,993.26
  4. Step 4: Simplify right side
    89,276.90x = 6,036,205,408.46
  5. Step 5: Solve for x
    x = 6,036,205,408.46/89,276.90
  6. Step 6: Final answer
    x = 67,612.18

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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.