Home / 215,873.92-297,933.04-124,021.92

Finding the Fourth Proportional to 215,873.92, 297,933.04 and 124,021.92

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Solution

The fourth proportional to 215,873.92, 297,933.04 and 124,021.92 is: 171,165.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,873.92 : 297,933.04 = 124,021.92 : x
  2. Step 2: Convert to fraction form
    215,873.92/297,933.04 = 124,021.92/x
  3. Step 3: Cross multiply
    215,873.92x = 297,933.04 × 124,021.92
  4. Step 4: Simplify right side
    215,873.92x = 36,950,227,652.24
  5. Step 5: Solve for x
    x = 36,950,227,652.24/215,873.92
  6. Step 6: Final answer
    x = 171,165.78

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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.