Home / 44,146.80-66,181.32-20,801.52

Finding the Fourth Proportional to 44,146.80, 66,181.32 and 20,801.52

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Solution

The fourth proportional to 44,146.80, 66,181.32 and 20,801.52 is: 31,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,146.80 : 66,181.32 = 20,801.52 : x
  2. Step 2: Convert to fraction form
    44,146.80/66,181.32 = 20,801.52/x
  3. Step 3: Cross multiply
    44,146.80x = 66,181.32 × 20,801.52
  4. Step 4: Simplify right side
    44,146.80x = 1,376,672,051.61
  5. Step 5: Solve for x
    x = 1,376,672,051.61/44,146.80
  6. Step 6: Final answer
    x = 31,183.96

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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.