Home / 106,397.80-159,615.60-35,324.68

Finding the Fourth Proportional to 106,397.80, 159,615.60 and 35,324.68

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Solution

The fourth proportional to 106,397.80, 159,615.60 and 35,324.68 is: 52,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,397.80 : 159,615.60 = 35,324.68 : x
  2. Step 2: Convert to fraction form
    106,397.80/159,615.60 = 35,324.68/x
  3. Step 3: Cross multiply
    106,397.80x = 159,615.60 × 35,324.68
  4. Step 4: Simplify right side
    106,397.80x = 5,638,369,993.01
  5. Step 5: Solve for x
    x = 5,638,369,993.01/106,397.80
  6. Step 6: Final answer
    x = 52,993.29

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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.