Home / 239,342.34-330,277.56-131,906.40

Finding the Fourth Proportional to 239,342.34, 330,277.56 and 131,906.40

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Solution

The fourth proportional to 239,342.34, 330,277.56 and 131,906.40 is: 182,022.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,342.34 : 330,277.56 = 131,906.40 : x
  2. Step 2: Convert to fraction form
    239,342.34/330,277.56 = 131,906.40/x
  3. Step 3: Cross multiply
    239,342.34x = 330,277.56 × 131,906.40
  4. Step 4: Simplify right side
    239,342.34x = 43,565,723,940.38
  5. Step 5: Solve for x
    x = 43,565,723,940.38/239,342.34
  6. Step 6: Final answer
    x = 182,022.64

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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.