Home / 161,696.20-242,544.30-135,452.20

Finding the Fourth Proportional to 161,696.20, 242,544.30 and 135,452.20

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Solution

The fourth proportional to 161,696.20, 242,544.30 and 135,452.20 is: 203,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,696.20 : 242,544.30 = 135,452.20 : x
  2. Step 2: Convert to fraction form
    161,696.20/242,544.30 = 135,452.20/x
  3. Step 3: Cross multiply
    161,696.20x = 242,544.30 × 135,452.20
  4. Step 4: Simplify right side
    161,696.20x = 32,853,159,032.46
  5. Step 5: Solve for x
    x = 32,853,159,032.46/161,696.20
  6. Step 6: Final answer
    x = 203,178.30

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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.