Home / 109,448.38-164,172.60-26,342.38

Finding the Fourth Proportional to 109,448.38, 164,172.60 and 26,342.38

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Solution

The fourth proportional to 109,448.38, 164,172.60 and 26,342.38 is: 39,513.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,448.38 : 164,172.60 = 26,342.38 : x
  2. Step 2: Convert to fraction form
    109,448.38/164,172.60 = 26,342.38/x
  3. Step 3: Cross multiply
    109,448.38x = 164,172.60 × 26,342.38
  4. Step 4: Simplify right side
    109,448.38x = 4,324,697,014.79
  5. Step 5: Solve for x
    x = 4,324,697,014.79/109,448.38
  6. Step 6: Final answer
    x = 39,513.58

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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.