Home / 66,529.50-99,773.49-22,145.88

Finding the Fourth Proportional to 66,529.50, 99,773.49 and 22,145.88

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Solution

The fourth proportional to 66,529.50, 99,773.49 and 22,145.88 is: 33,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529.50 : 99,773.49 = 22,145.88 : x
  2. Step 2: Convert to fraction form
    66,529.50/99,773.49 = 22,145.88/x
  3. Step 3: Cross multiply
    66,529.50x = 99,773.49 × 22,145.88
  4. Step 4: Simplify right side
    66,529.50x = 2,209,571,736.72
  5. Step 5: Solve for x
    x = 2,209,571,736.72/66,529.50
  6. Step 6: Final answer
    x = 33,211.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.