Home / 183,433.24-275,149.88-121,089.16

Finding the Fourth Proportional to 183,433.24, 275,149.88 and 121,089.16

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Solution

The fourth proportional to 183,433.24, 275,149.88 and 121,089.16 is: 181,633.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,433.24 : 275,149.88 = 121,089.16 : x
  2. Step 2: Convert to fraction form
    183,433.24/275,149.88 = 121,089.16/x
  3. Step 3: Cross multiply
    183,433.24x = 275,149.88 × 121,089.16
  4. Step 4: Simplify right side
    183,433.24x = 33,317,667,843.30
  5. Step 5: Solve for x
    x = 33,317,667,843.30/183,433.24
  6. Step 6: Final answer
    x = 181,633.75

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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.