Home / 239,638.37-330,698.67-132,209.27

Finding the Fourth Proportional to 239,638.37, 330,698.67 and 132,209.27

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Solution

The fourth proportional to 239,638.37, 330,698.67 and 132,209.27 is: 182,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,638.37 : 330,698.67 = 132,209.27 : x
  2. Step 2: Convert to fraction form
    239,638.37/330,698.67 = 132,209.27/x
  3. Step 3: Cross multiply
    239,638.37x = 330,698.67 × 132,209.27
  4. Step 4: Simplify right side
    239,638.37x = 43,721,429,750.67
  5. Step 5: Solve for x
    x = 43,721,429,750.67/239,638.37
  6. Step 6: Final answer
    x = 182,447.53

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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.