Home / 166,541.46-229,832.64-91,089.96

Finding the Fourth Proportional to 166,541.46, 229,832.64 and 91,089.96

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Solution

The fourth proportional to 166,541.46, 229,832.64 and 91,089.96 is: 125,707.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,541.46 : 229,832.64 = 91,089.96 : x
  2. Step 2: Convert to fraction form
    166,541.46/229,832.64 = 91,089.96/x
  3. Step 3: Cross multiply
    166,541.46x = 229,832.64 × 91,089.96
  4. Step 4: Simplify right side
    166,541.46x = 20,935,445,984.29
  5. Step 5: Solve for x
    x = 20,935,445,984.29/166,541.46
  6. Step 6: Final answer
    x = 125,707.11

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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.