Home / 215,723.01-297,718.82-161,180.54

Finding the Fourth Proportional to 215,723.01, 297,718.82 and 161,180.54

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Solution

The fourth proportional to 215,723.01, 297,718.82 and 161,180.54 is: 222,444.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,723.01 : 297,718.82 = 161,180.54 : x
  2. Step 2: Convert to fraction form
    215,723.01/297,718.82 = 161,180.54/x
  3. Step 3: Cross multiply
    215,723.01x = 297,718.82 × 161,180.54
  4. Step 4: Simplify right side
    215,723.01x = 47,986,477,881.27
  5. Step 5: Solve for x
    x = 47,986,477,881.27/215,723.01
  6. Step 6: Final answer
    x = 222,444.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.