Home / 88,647.38-122,333.39-50,921.63

Finding the Fourth Proportional to 88,647.38, 122,333.39 and 50,921.63

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Solution

The fourth proportional to 88,647.38, 122,333.39 and 50,921.63 is: 70,271.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,647.38 : 122,333.39 = 50,921.63 : x
  2. Step 2: Convert to fraction form
    88,647.38/122,333.39 = 50,921.63/x
  3. Step 3: Cross multiply
    88,647.38x = 122,333.39 × 50,921.63
  4. Step 4: Simplify right side
    88,647.38x = 6,229,414,755.95
  5. Step 5: Solve for x
    x = 6,229,414,755.95/88,647.38
  6. Step 6: Final answer
    x = 70,271.85

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1.5x scale

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.