Home / 106,452.05-159,678.10-43,306.52

Finding the Fourth Proportional to 106,452.05, 159,678.10 and 43,306.52

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Solution

The fourth proportional to 106,452.05, 159,678.10 and 43,306.52 is: 64,959.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,452.05 : 159,678.10 = 43,306.52 : x
  2. Step 2: Convert to fraction form
    106,452.05/159,678.10 = 43,306.52/x
  3. Step 3: Cross multiply
    106,452.05x = 159,678.10 × 43,306.52
  4. Step 4: Simplify right side
    106,452.05x = 6,915,103,122.14
  5. Step 5: Solve for x
    x = 6,915,103,122.14/106,452.05
  6. Step 6: Final answer
    x = 64,959.80

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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.