Home / 166,197.96-229,342.59-90,746.46

Finding the Fourth Proportional to 166,197.96, 229,342.59 and 90,746.46

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Solution

The fourth proportional to 166,197.96, 229,342.59 and 90,746.46 is: 125,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,197.96 : 229,342.59 = 90,746.46 : x
  2. Step 2: Convert to fraction form
    166,197.96/229,342.59 = 90,746.46/x
  3. Step 3: Cross multiply
    166,197.96x = 229,342.59 × 90,746.46
  4. Step 4: Simplify right side
    166,197.96x = 20,812,028,169.73
  5. Step 5: Solve for x
    x = 20,812,028,169.73/166,197.96
  6. Step 6: Final answer
    x = 125,224.33

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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.