Home / 88,869.64-122,560.62-73,738.32

Finding the Fourth Proportional to 88,869.64, 122,560.62 and 73,738.32

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Solution

The fourth proportional to 88,869.64, 122,560.62 and 73,738.32 is: 101,692.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,869.64 : 122,560.62 = 73,738.32 : x
  2. Step 2: Convert to fraction form
    88,869.64/122,560.62 = 73,738.32/x
  3. Step 3: Cross multiply
    88,869.64x = 122,560.62 × 73,738.32
  4. Step 4: Simplify right side
    88,869.64x = 9,037,414,216.96
  5. Step 5: Solve for x
    x = 9,037,414,216.96/88,869.64
  6. Step 6: Final answer
    x = 101,692.93

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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.