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Finding the Fourth Proportional to 93,951.90, 140,806.89 and 41,347.74

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Solution

The fourth proportional to 93,951.90, 140,806.89 and 41,347.74 is: 61,968.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,951.90 : 140,806.89 = 41,347.74 : x
  2. Step 2: Convert to fraction form
    93,951.90/140,806.89 = 41,347.74/x
  3. Step 3: Cross multiply
    93,951.90x = 140,806.89 × 41,347.74
  4. Step 4: Simplify right side
    93,951.90x = 5,822,046,677.93
  5. Step 5: Solve for x
    x = 5,822,046,677.93/93,951.90
  6. Step 6: Final answer
    x = 61,968.38

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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.