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Finding the Third Proportional to 77,750.50 and 116,601.50

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Solution

The third proportional to 77,750.50 and 116,601.50 is: 174,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,750.50 : 116,601.50 = 116,601.50 : x
  2. Step 2: Convert to fraction form
    77,750.50/116,601.50 = 116,601.50/x
  3. Step 3: Cross multiply
    77,750.50x = 116,601.50 × 116,601.50
  4. Step 4: Simplify right side
    77,750.50x = 13,595,909,802.25
  5. Step 5: Solve for x
    x = 13,595,909,802.25/77,750.50
  6. Step 6: Final answer
    x = 174,865.88

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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.