Home / 80,667.43-121,001.06-24,507.31

Finding the Fourth Proportional to 80,667.43, 121,001.06 and 24,507.31

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Solution

The fourth proportional to 80,667.43, 121,001.06 and 24,507.31 is: 36,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,667.43 : 121,001.06 = 24,507.31 : x
  2. Step 2: Convert to fraction form
    80,667.43/121,001.06 = 24,507.31/x
  3. Step 3: Cross multiply
    80,667.43x = 121,001.06 × 24,507.31
  4. Step 4: Simplify right side
    80,667.43x = 2,965,409,944.01
  5. Step 5: Solve for x
    x = 2,965,409,944.01/80,667.43
  6. Step 6: Final answer
    x = 36,760.93

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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.