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Finding the Fourth Proportional to 47,361.58, 71,042.45 and 14,081.99

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Solution

The fourth proportional to 47,361.58, 71,042.45 and 14,081.99 is: 21,123.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,361.58 : 71,042.45 = 14,081.99 : x
  2. Step 2: Convert to fraction form
    47,361.58/71,042.45 = 14,081.99/x
  3. Step 3: Cross multiply
    47,361.58x = 71,042.45 × 14,081.99
  4. Step 4: Simplify right side
    47,361.58x = 1,000,418,644.85
  5. Step 5: Solve for x
    x = 1,000,418,644.85/47,361.58
  6. Step 6: Final answer
    x = 21,123.00

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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.