Home / 88,601.21-122,265.22-50,355.70

Finding the Fourth Proportional to 88,601.21, 122,265.22 and 50,355.70

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Solution

The fourth proportional to 88,601.21, 122,265.22 and 50,355.70 is: 69,488.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,601.21 : 122,265.22 = 50,355.70 : x
  2. Step 2: Convert to fraction form
    88,601.21/122,265.22 = 50,355.70/x
  3. Step 3: Cross multiply
    88,601.21x = 122,265.22 × 50,355.70
  4. Step 4: Simplify right side
    88,601.21x = 6,156,750,738.75
  5. Step 5: Solve for x
    x = 6,156,750,738.75/88,601.21
  6. Step 6: Final answer
    x = 69,488.34

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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.