Home / 352,760.10-529,198.51-163,409.70

Finding the Fourth Proportional to 352,760.10, 529,198.51 and 163,409.70

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Solution

The fourth proportional to 352,760.10, 529,198.51 and 163,409.70 is: 245,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,760.10 : 529,198.51 = 163,409.70 : x
  2. Step 2: Convert to fraction form
    352,760.10/529,198.51 = 163,409.70/x
  3. Step 3: Cross multiply
    352,760.10x = 529,198.51 × 163,409.70
  4. Step 4: Simplify right side
    352,760.10x = 86,476,169,759.55
  5. Step 5: Solve for x
    x = 86,476,169,759.55/352,760.10
  6. Step 6: Final answer
    x = 245,141.58

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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.