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Finding the Third Proportional to 163,764 and 347,212.50

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Solution

The third proportional to 163,764 and 347,212.50 is: 736,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,764 : 347,212.50 = 347,212.50 : x
  2. Step 2: Convert to fraction form
    163,764/347,212.50 = 347,212.50/x
  3. Step 3: Cross multiply
    163,764x = 347,212.50 × 347,212.50
  4. Step 4: Simplify right side
    163,764x = 120,556,520,156.25
  5. Step 5: Solve for x
    x = 120,556,520,156.25/163,764
  6. Step 6: Final answer
    x = 736,160.08

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.