Home / 88,633.28-122,309.12-50,907.54

Finding the Fourth Proportional to 88,633.28, 122,309.12 and 50,907.54

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Solution

The fourth proportional to 88,633.28, 122,309.12 and 50,907.54 is: 70,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,633.28 : 122,309.12 = 50,907.54 : x
  2. Step 2: Convert to fraction form
    88,633.28/122,309.12 = 50,907.54/x
  3. Step 3: Cross multiply
    88,633.28x = 122,309.12 × 50,907.54
  4. Step 4: Simplify right side
    88,633.28x = 6,226,456,418.76
  5. Step 5: Solve for x
    x = 6,226,456,418.76/88,633.28
  6. Step 6: Final answer
    x = 70,249.64

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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.