Home / 236,835.49-355,393.29-87,180.88

Finding the Fourth Proportional to 236,835.49, 355,393.29 and 87,180.88

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Solution

The fourth proportional to 236,835.49, 355,393.29 and 87,180.88 is: 130,822.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,835.49 : 355,393.29 = 87,180.88 : x
  2. Step 2: Convert to fraction form
    236,835.49/355,393.29 = 87,180.88/x
  3. Step 3: Cross multiply
    236,835.49x = 355,393.29 × 87,180.88
  4. Step 4: Simplify right side
    236,835.49x = 30,983,499,768.30
  5. Step 5: Solve for x
    x = 30,983,499,768.30/236,835.49
  6. Step 6: Final answer
    x = 130,822.88

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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.