Home / 106,648.92-160,005.24-31,771.68

Finding the Fourth Proportional to 106,648.92, 160,005.24 and 31,771.68

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Solution

The fourth proportional to 106,648.92, 160,005.24 and 31,771.68 is: 47,667.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,648.92 : 160,005.24 = 31,771.68 : x
  2. Step 2: Convert to fraction form
    106,648.92/160,005.24 = 31,771.68/x
  3. Step 3: Cross multiply
    106,648.92x = 160,005.24 × 31,771.68
  4. Step 4: Simplify right side
    106,648.92x = 5,083,635,283.60
  5. Step 5: Solve for x
    x = 5,083,635,283.60/106,648.92
  6. Step 6: Final answer
    x = 47,667.01

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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.