Home / 217,122.90-325,203.14-166,832.82

Finding the Fourth Proportional to 217,122.90, 325,203.14 and 166,832.82

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Solution

The fourth proportional to 217,122.90, 325,203.14 and 166,832.82 is: 249,879.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,122.90 : 325,203.14 = 166,832.82 : x
  2. Step 2: Convert to fraction form
    217,122.90/325,203.14 = 166,832.82/x
  3. Step 3: Cross multiply
    217,122.90x = 325,203.14 × 166,832.82
  4. Step 4: Simplify right side
    217,122.90x = 54,254,555,710.12
  5. Step 5: Solve for x
    x = 54,254,555,710.12/217,122.90
  6. Step 6: Final answer
    x = 249,879.48

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1.5x scale

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.