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Finding the Fourth Proportional to 93,364.17, 140,046.01 and 40,021.56

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Solution

The fourth proportional to 93,364.17, 140,046.01 and 40,021.56 is: 60,032.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,364.17 : 140,046.01 = 40,021.56 : x
  2. Step 2: Convert to fraction form
    93,364.17/140,046.01 = 40,021.56/x
  3. Step 3: Cross multiply
    93,364.17x = 140,046.01 × 40,021.56
  4. Step 4: Simplify right side
    93,364.17x = 5,604,859,791.98
  5. Step 5: Solve for x
    x = 5,604,859,791.98/93,364.17
  6. Step 6: Final answer
    x = 60,032.23

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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.