Home / 111,282.32-166,930.24-36,410.36

Finding the Fourth Proportional to 111,282.32, 166,930.24 and 36,410.36

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Solution

The fourth proportional to 111,282.32, 166,930.24 and 36,410.36 is: 54,617.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,282.32 : 166,930.24 = 36,410.36 : x
  2. Step 2: Convert to fraction form
    111,282.32/166,930.24 = 36,410.36/x
  3. Step 3: Cross multiply
    111,282.32x = 166,930.24 × 36,410.36
  4. Step 4: Simplify right side
    111,282.32x = 6,077,990,133.29
  5. Step 5: Solve for x
    x = 6,077,990,133.29/111,282.32
  6. Step 6: Final answer
    x = 54,617.75

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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.