Home / 166,215.24-229,393.62-99,147.24

Finding the Fourth Proportional to 166,215.24, 229,393.62 and 99,147.24

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Solution

The fourth proportional to 166,215.24, 229,393.62 and 99,147.24 is: 136,833.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,215.24 : 229,393.62 = 99,147.24 : x
  2. Step 2: Convert to fraction form
    166,215.24/229,393.62 = 99,147.24/x
  3. Step 3: Cross multiply
    166,215.24x = 229,393.62 × 99,147.24
  4. Step 4: Simplify right side
    166,215.24x = 22,743,744,296.61
  5. Step 5: Solve for x
    x = 22,743,744,296.61/166,215.24
  6. Step 6: Final answer
    x = 136,833.09

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1.5x scale

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.