Home / 68,223.47-102,358.43-41,622.71

Finding the Fourth Proportional to 68,223.47, 102,358.43 and 41,622.71

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Solution

The fourth proportional to 68,223.47, 102,358.43 and 41,622.71 is: 62,448.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,223.47 : 102,358.43 = 41,622.71 : x
  2. Step 2: Convert to fraction form
    68,223.47/102,358.43 = 41,622.71/x
  3. Step 3: Cross multiply
    68,223.47x = 102,358.43 × 41,622.71
  4. Step 4: Simplify right side
    68,223.47x = 4,260,435,494.02
  5. Step 5: Solve for x
    x = 4,260,435,494.02/68,223.47
  6. Step 6: Final answer
    x = 62,448.24

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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.