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Finding the Fourth Proportional to 239,333.60, 330,282.60 and 131,907.52

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Solution

The fourth proportional to 239,333.60, 330,282.60 and 131,907.52 is: 182,033.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,333.60 : 330,282.60 = 131,907.52 : x
  2. Step 2: Convert to fraction form
    239,333.60/330,282.60 = 131,907.52/x
  3. Step 3: Cross multiply
    239,333.60x = 330,282.60 × 131,907.52
  4. Step 4: Simplify right side
    239,333.60x = 43,566,758,665.15
  5. Step 5: Solve for x
    x = 43,566,758,665.15/239,333.60
  6. Step 6: Final answer
    x = 182,033.61

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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.