Home / 239,835.60-330,968.82-132,403.35

Finding the Fourth Proportional to 239,835.60, 330,968.82 and 132,403.35

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Solution

The fourth proportional to 239,835.60, 330,968.82 and 132,403.35 is: 182,714.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,835.60 : 330,968.82 = 132,403.35 : x
  2. Step 2: Convert to fraction form
    239,835.60/330,968.82 = 132,403.35/x
  3. Step 3: Cross multiply
    239,835.60x = 330,968.82 × 132,403.35
  4. Step 4: Simplify right side
    239,835.60x = 43,821,380,513.55
  5. Step 5: Solve for x
    x = 43,821,380,513.55/239,835.60
  6. Step 6: Final answer
    x = 182,714.24

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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.