Home / 107,396.28-161,192.84-57,532.68

Finding the Fourth Proportional to 107,396.28, 161,192.84 and 57,532.68

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Solution

The fourth proportional to 107,396.28, 161,192.84 and 57,532.68 is: 86,351.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,396.28 : 161,192.84 = 57,532.68 : x
  2. Step 2: Convert to fraction form
    107,396.28/161,192.84 = 57,532.68/x
  3. Step 3: Cross multiply
    107,396.28x = 161,192.84 × 57,532.68
  4. Step 4: Simplify right side
    107,396.28x = 9,273,855,794.35
  5. Step 5: Solve for x
    x = 9,273,855,794.35/107,396.28
  6. Step 6: Final answer
    x = 86,351.74

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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.