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Finding the Fourth Proportional to 93,350.98, 140,044.38 and 51,208

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Solution

The fourth proportional to 93,350.98, 140,044.38 and 51,208 is: 76,821.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350.98 : 140,044.38 = 51,208 : x
  2. Step 2: Convert to fraction form
    93,350.98/140,044.38 = 51,208/x
  3. Step 3: Cross multiply
    93,350.98x = 140,044.38 × 51,208
  4. Step 4: Simplify right side
    93,350.98x = 7,171,392,611.04
  5. Step 5: Solve for x
    x = 7,171,392,611.04/93,350.98
  6. Step 6: Final answer
    x = 76,821.82

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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.