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Finding the Fourth Proportional to 73,752.33, 110,523.86 and 56,821.29

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Solution

The fourth proportional to 73,752.33, 110,523.86 and 56,821.29 is: 85,151.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,752.33 : 110,523.86 = 56,821.29 : x
  2. Step 2: Convert to fraction form
    73,752.33/110,523.86 = 56,821.29/x
  3. Step 3: Cross multiply
    73,752.33x = 110,523.86 × 56,821.29
  4. Step 4: Simplify right side
    73,752.33x = 6,280,108,016.87
  5. Step 5: Solve for x
    x = 6,280,108,016.87/73,752.33
  6. Step 6: Final answer
    x = 85,151.32

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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.