Home / 66,214.35-99,324.59-21,844.98

Finding the Fourth Proportional to 66,214.35, 99,324.59 and 21,844.98

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Solution

The fourth proportional to 66,214.35, 99,324.59 and 21,844.98 is: 32,768.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,214.35 : 99,324.59 = 21,844.98 : x
  2. Step 2: Convert to fraction form
    66,214.35/99,324.59 = 21,844.98/x
  3. Step 3: Cross multiply
    66,214.35x = 99,324.59 × 21,844.98
  4. Step 4: Simplify right side
    66,214.35x = 2,169,743,572.83
  5. Step 5: Solve for x
    x = 2,169,743,572.83/66,214.35
  6. Step 6: Final answer
    x = 32,768.48

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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.