Home / 66,466.66-99,666.67-22,077.85

Finding the Fourth Proportional to 66,466.66, 99,666.67 and 22,077.85

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Solution

The fourth proportional to 66,466.66, 99,666.67 and 22,077.85 is: 33,105.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,466.66 : 99,666.67 = 22,077.85 : x
  2. Step 2: Convert to fraction form
    66,466.66/99,666.67 = 22,077.85/x
  3. Step 3: Cross multiply
    66,466.66x = 99,666.67 × 22,077.85
  4. Step 4: Simplify right side
    66,466.66x = 2,200,425,790.26
  5. Step 5: Solve for x
    x = 2,200,425,790.26/66,466.66
  6. Step 6: Final answer
    x = 33,105.71

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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.