Home / 66,554.18-99,797.55-22,165.37

Finding the Fourth Proportional to 66,554.18, 99,797.55 and 22,165.37

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Solution

The fourth proportional to 66,554.18, 99,797.55 and 22,165.37 is: 33,236.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,554.18 : 99,797.55 = 22,165.37 : x
  2. Step 2: Convert to fraction form
    66,554.18/99,797.55 = 22,165.37/x
  3. Step 3: Cross multiply
    66,554.18x = 99,797.55 × 22,165.37
  4. Step 4: Simplify right side
    66,554.18x = 2,212,049,620.84
  5. Step 5: Solve for x
    x = 2,212,049,620.84/66,554.18
  6. Step 6: Final answer
    x = 33,236.82

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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.