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Finding the Fourth Proportional to 239,257.27, 330,174.76 and 131,827.27

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Solution

The fourth proportional to 239,257.27, 330,174.76 and 131,827.27 is: 181,921.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,257.27 : 330,174.76 = 131,827.27 : x
  2. Step 2: Convert to fraction form
    239,257.27/330,174.76 = 131,827.27/x
  3. Step 3: Cross multiply
    239,257.27x = 330,174.76 × 131,827.27
  4. Step 4: Simplify right side
    239,257.27x = 43,526,037,502.81
  5. Step 5: Solve for x
    x = 43,526,037,502.81/239,257.27
  6. Step 6: Final answer
    x = 181,921.48

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1.5x scale

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.