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Finding the Third Proportional to 98,627.63 and 215,705.53

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Solution

The third proportional to 98,627.63 and 215,705.53 is: 471,763.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,627.63 : 215,705.53 = 215,705.53 : x
  2. Step 2: Convert to fraction form
    98,627.63/215,705.53 = 215,705.53/x
  3. Step 3: Cross multiply
    98,627.63x = 215,705.53 × 215,705.53
  4. Step 4: Simplify right side
    98,627.63x = 46,528,876,211.84
  5. Step 5: Solve for x
    x = 46,528,876,211.84/98,627.63
  6. Step 6: Final answer
    x = 471,763.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.