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Finding the Fourth Proportional to 239,675.34, 330,739.08 and 132,224.34

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Solution

The fourth proportional to 239,675.34, 330,739.08 and 132,224.34 is: 182,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,675.34 : 330,739.08 = 132,224.34 : x
  2. Step 2: Convert to fraction form
    239,675.34/330,739.08 = 132,224.34/x
  3. Step 3: Cross multiply
    239,675.34x = 330,739.08 × 132,224.34
  4. Step 4: Simplify right side
    239,675.34x = 43,731,756,565.21
  5. Step 5: Solve for x
    x = 43,731,756,565.21/239,675.34
  6. Step 6: Final answer
    x = 182,462.48

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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.