Home / 73,722.16-110,390.46-40,372.84

Finding the Fourth Proportional to 73,722.16, 110,390.46 and 40,372.84

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Solution

The fourth proportional to 73,722.16, 110,390.46 and 40,372.84 is: 60,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,722.16 : 110,390.46 = 40,372.84 : x
  2. Step 2: Convert to fraction form
    73,722.16/110,390.46 = 40,372.84/x
  3. Step 3: Cross multiply
    73,722.16x = 110,390.46 × 40,372.84
  4. Step 4: Simplify right side
    73,722.16x = 4,456,776,379.11
  5. Step 5: Solve for x
    x = 4,456,776,379.11/73,722.16
  6. Step 6: Final answer
    x = 60,453.69

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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.