Home / 239,399.22-330,373.22-131,973.09

Finding the Fourth Proportional to 239,399.22, 330,373.22 and 131,973.09

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Solution

The fourth proportional to 239,399.22, 330,373.22 and 131,973.09 is: 182,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,399.22 : 330,373.22 = 131,973.09 : x
  2. Step 2: Convert to fraction form
    239,399.22/330,373.22 = 131,973.09/x
  3. Step 3: Cross multiply
    239,399.22x = 330,373.22 × 131,973.09
  4. Step 4: Simplify right side
    239,399.22x = 43,600,374,696.65
  5. Step 5: Solve for x
    x = 43,600,374,696.65/239,399.22
  6. Step 6: Final answer
    x = 182,124.13

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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.