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Finding the Fourth Proportional to 48,995.91, 73,272.47 and 37,749.87

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Solution

The fourth proportional to 48,995.91, 73,272.47 and 37,749.87 is: 56,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,995.91 : 73,272.47 = 37,749.87 : x
  2. Step 2: Convert to fraction form
    48,995.91/73,272.47 = 37,749.87/x
  3. Step 3: Cross multiply
    48,995.91x = 73,272.47 × 37,749.87
  4. Step 4: Simplify right side
    48,995.91x = 2,766,026,028.33
  5. Step 5: Solve for x
    x = 2,766,026,028.33/48,995.91
  6. Step 6: Final answer
    x = 56,454.22

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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.