Home / 111,291.12-166,963.92-32,406.08

Finding the Fourth Proportional to 111,291.12, 166,963.92 and 32,406.08

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Solution

The fourth proportional to 111,291.12, 166,963.92 and 32,406.08 is: 48,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,291.12 : 166,963.92 = 32,406.08 : x
  2. Step 2: Convert to fraction form
    111,291.12/166,963.92 = 32,406.08/x
  3. Step 3: Cross multiply
    111,291.12x = 166,963.92 × 32,406.08
  4. Step 4: Simplify right side
    111,291.12x = 5,410,646,148.63
  5. Step 5: Solve for x
    x = 5,410,646,148.63/111,291.12
  6. Step 6: Final answer
    x = 48,617.05

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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.