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Finding the Fourth Proportional to 44,942.52, 67,415.34 and 16,859.70

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Solution

The fourth proportional to 44,942.52, 67,415.34 and 16,859.70 is: 25,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,942.52 : 67,415.34 = 16,859.70 : x
  2. Step 2: Convert to fraction form
    44,942.52/67,415.34 = 16,859.70/x
  3. Step 3: Cross multiply
    44,942.52x = 67,415.34 × 16,859.70
  4. Step 4: Simplify right side
    44,942.52x = 1,136,602,407.80
  5. Step 5: Solve for x
    x = 1,136,602,407.80/44,942.52
  6. Step 6: Final answer
    x = 25,290.14

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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.