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Finding the Fourth Proportional to 93,682, 140,512.65 and 23,561.34

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Solution

The fourth proportional to 93,682, 140,512.65 and 23,561.34 is: 35,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,682 : 140,512.65 = 23,561.34 : x
  2. Step 2: Convert to fraction form
    93,682/140,512.65 = 23,561.34/x
  3. Step 3: Cross multiply
    93,682x = 140,512.65 × 23,561.34
  4. Step 4: Simplify right side
    93,682x = 3,310,666,320.95
  5. Step 5: Solve for x
    x = 3,310,666,320.95/93,682
  6. Step 6: Final answer
    x = 35,339.41

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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.