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Finding the Fourth Proportional to 93,994.98, 140,663.01 and 67,370.33

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Solution

The fourth proportional to 93,994.98, 140,663.01 and 67,370.33 is: 100,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,994.98 : 140,663.01 = 67,370.33 : x
  2. Step 2: Convert to fraction form
    93,994.98/140,663.01 = 67,370.33/x
  3. Step 3: Cross multiply
    93,994.98x = 140,663.01 × 67,370.33
  4. Step 4: Simplify right side
    93,994.98x = 9,476,512,699.18
  5. Step 5: Solve for x
    x = 9,476,512,699.18/93,994.98
  6. Step 6: Final answer
    x = 100,819.35

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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.