Home / 48,878.20-73,274.10-29,135.80

Finding the Fourth Proportional to 48,878.20, 73,274.10 and 29,135.80

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Solution

The fourth proportional to 48,878.20, 73,274.10 and 29,135.80 is: 43,677.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,878.20 : 73,274.10 = 29,135.80 : x
  2. Step 2: Convert to fraction form
    48,878.20/73,274.10 = 29,135.80/x
  3. Step 3: Cross multiply
    48,878.20x = 73,274.10 × 29,135.80
  4. Step 4: Simplify right side
    48,878.20x = 2,134,899,522.78
  5. Step 5: Solve for x
    x = 2,134,899,522.78/48,878.20
  6. Step 6: Final answer
    x = 43,677.95

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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.