Home / 106,214.39-159,358.49-47,091.58

Finding the Fourth Proportional to 106,214.39, 159,358.49 and 47,091.58

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Solution

The fourth proportional to 106,214.39, 159,358.49 and 47,091.58 is: 70,653.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,214.39 : 159,358.49 = 47,091.58 : x
  2. Step 2: Convert to fraction form
    106,214.39/159,358.49 = 47,091.58/x
  3. Step 3: Cross multiply
    106,214.39x = 159,358.49 × 47,091.58
  4. Step 4: Simplify right side
    106,214.39x = 7,504,442,623.25
  5. Step 5: Solve for x
    x = 7,504,442,623.25/106,214.39
  6. Step 6: Final answer
    x = 70,653.73

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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.