Home / 67,315.19-100,975.10-22,936.10

Finding the Fourth Proportional to 67,315.19, 100,975.10 and 22,936.10

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Solution

The fourth proportional to 67,315.19, 100,975.10 and 22,936.10 is: 34,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,315.19 : 100,975.10 = 22,936.10 : x
  2. Step 2: Convert to fraction form
    67,315.19/100,975.10 = 22,936.10/x
  3. Step 3: Cross multiply
    67,315.19x = 100,975.10 × 22,936.10
  4. Step 4: Simplify right side
    67,315.19x = 2,315,974,371.55
  5. Step 5: Solve for x
    x = 2,315,974,371.55/67,315.19
  6. Step 6: Final answer
    x = 34,404.93

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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.