Home / 206,948.72-285,530.37-116,295.14

Finding the Fourth Proportional to 206,948.72, 285,530.37 and 116,295.14

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Solution

The fourth proportional to 206,948.72, 285,530.37 and 116,295.14 is: 160,454.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,948.72 : 285,530.37 = 116,295.14 : x
  2. Step 2: Convert to fraction form
    206,948.72/285,530.37 = 116,295.14/x
  3. Step 3: Cross multiply
    206,948.72x = 285,530.37 × 116,295.14
  4. Step 4: Simplify right side
    206,948.72x = 33,205,794,631.12
  5. Step 5: Solve for x
    x = 33,205,794,631.12/206,948.72
  6. Step 6: Final answer
    x = 160,454.21

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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.