Home / 166,428.15-229,614.74-94,757.42

Finding the Fourth Proportional to 166,428.15, 229,614.74 and 94,757.42

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Solution

The fourth proportional to 166,428.15, 229,614.74 and 94,757.42 is: 130,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,428.15 : 229,614.74 = 94,757.42 : x
  2. Step 2: Convert to fraction form
    166,428.15/229,614.74 = 94,757.42/x
  3. Step 3: Cross multiply
    166,428.15x = 229,614.74 × 94,757.42
  4. Step 4: Simplify right side
    166,428.15x = 21,757,700,811.96
  5. Step 5: Solve for x
    x = 21,757,700,811.96/166,428.15
  6. Step 6: Final answer
    x = 130,733.30

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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.