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Finding the Fourth Proportional to 237,443.35, 356,109.12 and 68,919.22

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Solution

The fourth proportional to 237,443.35, 356,109.12 and 68,919.22 is: 103,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,443.35 : 356,109.12 = 68,919.22 : x
  2. Step 2: Convert to fraction form
    237,443.35/356,109.12 = 68,919.22/x
  3. Step 3: Cross multiply
    237,443.35x = 356,109.12 × 68,919.22
  4. Step 4: Simplify right side
    237,443.35x = 24,542,762,785.29
  5. Step 5: Solve for x
    x = 24,542,762,785.29/237,443.35
  6. Step 6: Final answer
    x = 103,362.60

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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.