Home / 171,564.18-257,354.46-82,892.25

Finding the Fourth Proportional to 171,564.18, 257,354.46 and 82,892.25

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Solution

The fourth proportional to 171,564.18, 257,354.46 and 82,892.25 is: 124,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,564.18 : 257,354.46 = 82,892.25 : x
  2. Step 2: Convert to fraction form
    171,564.18/257,354.46 = 82,892.25/x
  3. Step 3: Cross multiply
    171,564.18x = 257,354.46 × 82,892.25
  4. Step 4: Simplify right side
    171,564.18x = 21,332,690,236.94
  5. Step 5: Solve for x
    x = 21,332,690,236.94/171,564.18
  6. Step 6: Final answer
    x = 124,342.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.