Home / 66,435.39-99,631.35-22,050.09

Finding the Fourth Proportional to 66,435.39, 99,631.35 and 22,050.09

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Solution

The fourth proportional to 66,435.39, 99,631.35 and 22,050.09 is: 33,067.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435.39 : 99,631.35 = 22,050.09 : x
  2. Step 2: Convert to fraction form
    66,435.39/99,631.35 = 22,050.09/x
  3. Step 3: Cross multiply
    66,435.39x = 99,631.35 × 22,050.09
  4. Step 4: Simplify right side
    66,435.39x = 2,196,880,234.32
  5. Step 5: Solve for x
    x = 2,196,880,234.32/66,435.39
  6. Step 6: Final answer
    x = 33,067.92

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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.