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Finding the Third Proportional to 93,387 and 139,750.50

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Solution

The third proportional to 93,387 and 139,750.50 is: 209,131.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,387 : 139,750.50 = 139,750.50 : x
  2. Step 2: Convert to fraction form
    93,387/139,750.50 = 139,750.50/x
  3. Step 3: Cross multiply
    93,387x = 139,750.50 × 139,750.50
  4. Step 4: Simplify right side
    93,387x = 19,530,202,250.25
  5. Step 5: Solve for x
    x = 19,530,202,250.25/93,387
  6. Step 6: Final answer
    x = 209,131.92

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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.