Home / 166,188.96-229,389.84-115,904.16

Finding the Fourth Proportional to 166,188.96, 229,389.84 and 115,904.16

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Solution

The fourth proportional to 166,188.96, 229,389.84 and 115,904.16 is: 159,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,188.96 : 229,389.84 = 115,904.16 : x
  2. Step 2: Convert to fraction form
    166,188.96/229,389.84 = 115,904.16/x
  3. Step 3: Cross multiply
    166,188.96x = 229,389.84 × 115,904.16
  4. Step 4: Simplify right side
    166,188.96x = 26,587,236,717.73
  5. Step 5: Solve for x
    x = 26,587,236,717.73/166,188.96
  6. Step 6: Final answer
    x = 159,981.97

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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.