Home / 88,885.55-122,644.94-50,644.24

Finding the Fourth Proportional to 88,885.55, 122,644.94 and 50,644.24

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Solution

The fourth proportional to 88,885.55, 122,644.94 and 50,644.24 is: 69,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,885.55 : 122,644.94 = 50,644.24 : x
  2. Step 2: Convert to fraction form
    88,885.55/122,644.94 = 50,644.24/x
  3. Step 3: Cross multiply
    88,885.55x = 122,644.94 × 50,644.24
  4. Step 4: Simplify right side
    88,885.55x = 6,211,259,216.31
  5. Step 5: Solve for x
    x = 6,211,259,216.31/88,885.55
  6. Step 6: Final answer
    x = 69,879.29

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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.