Home / 112,522.11-168,866.23-53,357.97

Finding the Fourth Proportional to 112,522.11, 168,866.23 and 53,357.97

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Solution

The fourth proportional to 112,522.11, 168,866.23 and 53,357.97 is: 80,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,522.11 : 168,866.23 = 53,357.97 : x
  2. Step 2: Convert to fraction form
    112,522.11/168,866.23 = 53,357.97/x
  3. Step 3: Cross multiply
    112,522.11x = 168,866.23 × 53,357.97
  4. Step 4: Simplify right side
    112,522.11x = 9,010,359,234.35
  5. Step 5: Solve for x
    x = 9,010,359,234.35/112,522.11
  6. Step 6: Final answer
    x = 80,076.34

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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.