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Finding the Fourth Proportional to 239,801.06, 330,901.85 and 132,364.14

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Solution

The fourth proportional to 239,801.06, 330,901.85 and 132,364.14 is: 182,649.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,801.06 : 330,901.85 = 132,364.14 : x
  2. Step 2: Convert to fraction form
    239,801.06/330,901.85 = 132,364.14/x
  3. Step 3: Cross multiply
    239,801.06x = 330,901.85 × 132,364.14
  4. Step 4: Simplify right side
    239,801.06x = 43,799,538,137.84
  5. Step 5: Solve for x
    x = 43,799,538,137.84/239,801.06
  6. Step 6: Final answer
    x = 182,649.48

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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.