Home / 88,874.28-122,677.38-51,163.56

Finding the Fourth Proportional to 88,874.28, 122,677.38 and 51,163.56

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Solution

The fourth proportional to 88,874.28, 122,677.38 and 51,163.56 is: 70,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,874.28 : 122,677.38 = 51,163.56 : x
  2. Step 2: Convert to fraction form
    88,874.28/122,677.38 = 51,163.56/x
  3. Step 3: Cross multiply
    88,874.28x = 122,677.38 × 51,163.56
  4. Step 4: Simplify right side
    88,874.28x = 6,276,611,492.27
  5. Step 5: Solve for x
    x = 6,276,611,492.27/88,874.28
  6. Step 6: Final answer
    x = 70,623.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.