Home / 66,324.66-99,466.35-21,941.46

Finding the Fourth Proportional to 66,324.66, 99,466.35 and 21,941.46

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Solution

The fourth proportional to 66,324.66, 99,466.35 and 21,941.46 is: 32,905.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,324.66 : 99,466.35 = 21,941.46 : x
  2. Step 2: Convert to fraction form
    66,324.66/99,466.35 = 21,941.46/x
  3. Step 3: Cross multiply
    66,324.66x = 99,466.35 × 21,941.46
  4. Step 4: Simplify right side
    66,324.66x = 2,182,436,939.87
  5. Step 5: Solve for x
    x = 2,182,436,939.87/66,324.66
  6. Step 6: Final answer
    x = 32,905.36

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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.