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Finding the Third Proportional to 30,630 and 62,555.25

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Solution

The third proportional to 30,630 and 62,555.25 is: 127,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,630 : 62,555.25 = 62,555.25 : x
  2. Step 2: Convert to fraction form
    30,630/62,555.25 = 62,555.25/x
  3. Step 3: Cross multiply
    30,630x = 62,555.25 × 62,555.25
  4. Step 4: Simplify right side
    30,630x = 3,913,159,302.56
  5. Step 5: Solve for x
    x = 3,913,159,302.56/30,630
  6. Step 6: Final answer
    x = 127,755.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.