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Finding the Fourth Proportional to 110,756.16, 166,129.92 and 36,884.16

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Solution

The fourth proportional to 110,756.16, 166,129.92 and 36,884.16 is: 55,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,756.16 : 166,129.92 = 36,884.16 : x
  2. Step 2: Convert to fraction form
    110,756.16/166,129.92 = 36,884.16/x
  3. Step 3: Cross multiply
    110,756.16x = 166,129.92 × 36,884.16
  4. Step 4: Simplify right side
    110,756.16x = 6,127,562,550.07
  5. Step 5: Solve for x
    x = 6,127,562,550.07/110,756.16
  6. Step 6: Final answer
    x = 55,324.80

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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.