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Finding the Fourth Proportional to 93,772.50, 140,610.90 and 30,551.97

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Solution

The fourth proportional to 93,772.50, 140,610.90 and 30,551.97 is: 45,812.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,772.50 : 140,610.90 = 30,551.97 : x
  2. Step 2: Convert to fraction form
    93,772.50/140,610.90 = 30,551.97/x
  3. Step 3: Cross multiply
    93,772.50x = 140,610.90 × 30,551.97
  4. Step 4: Simplify right side
    93,772.50x = 4,295,939,998.47
  5. Step 5: Solve for x
    x = 4,295,939,998.47/93,772.50
  6. Step 6: Final answer
    x = 45,812.37

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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.