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Finding the Fourth Proportional to 93,644.48, 140,401.10 and 34,472.45

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Solution

The fourth proportional to 93,644.48, 140,401.10 and 34,472.45 is: 51,684.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,644.48 : 140,401.10 = 34,472.45 : x
  2. Step 2: Convert to fraction form
    93,644.48/140,401.10 = 34,472.45/x
  3. Step 3: Cross multiply
    93,644.48x = 140,401.10 × 34,472.45
  4. Step 4: Simplify right side
    93,644.48x = 4,839,969,025.33
  5. Step 5: Solve for x
    x = 4,839,969,025.33/93,644.48
  6. Step 6: Final answer
    x = 51,684.51

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1.5x scale

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.