Home / 48,710.66-73,011.33-31,876.05

Finding the Fourth Proportional to 48,710.66, 73,011.33 and 31,876.05

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Solution

The fourth proportional to 48,710.66, 73,011.33 and 31,876.05 is: 47,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,710.66 : 73,011.33 = 31,876.05 : x
  2. Step 2: Convert to fraction form
    48,710.66/73,011.33 = 31,876.05/x
  3. Step 3: Cross multiply
    48,710.66x = 73,011.33 × 31,876.05
  4. Step 4: Simplify right side
    48,710.66x = 2,327,313,079.44
  5. Step 5: Solve for x
    x = 2,327,313,079.44/48,710.66
  6. Step 6: Final answer
    x = 47,778.32

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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.