Home / 239,318.37-330,257.66-131,888.52

Finding the Fourth Proportional to 239,318.37, 330,257.66 and 131,888.52

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Solution

The fourth proportional to 239,318.37, 330,257.66 and 131,888.52 is: 182,005.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,318.37 : 330,257.66 = 131,888.52 : x
  2. Step 2: Convert to fraction form
    239,318.37/330,257.66 = 131,888.52/x
  3. Step 3: Cross multiply
    239,318.37x = 330,257.66 × 131,888.52
  4. Step 4: Simplify right side
    239,318.37x = 43,557,193,336.62
  5. Step 5: Solve for x
    x = 43,557,193,336.62/239,318.37
  6. Step 6: Final answer
    x = 182,005.22

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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.