Home / 236,937.12-355,546.04-87,282.60

Finding the Fourth Proportional to 236,937.12, 355,546.04 and 87,282.60

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Solution

The fourth proportional to 236,937.12, 355,546.04 and 87,282.60 is: 130,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,937.12 : 355,546.04 = 87,282.60 : x
  2. Step 2: Convert to fraction form
    236,937.12/355,546.04 = 87,282.60/x
  3. Step 3: Cross multiply
    236,937.12x = 355,546.04 × 87,282.60
  4. Step 4: Simplify right side
    236,937.12x = 31,032,982,790.90
  5. Step 5: Solve for x
    x = 31,032,982,790.90/236,937.12
  6. Step 6: Final answer
    x = 130,975.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.