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Finding the Third Proportional to 89,613.84 and 195,531.47

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Solution

The third proportional to 89,613.84 and 195,531.47 is: 426,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,613.84 : 195,531.47 = 195,531.47 : x
  2. Step 2: Convert to fraction form
    89,613.84/195,531.47 = 195,531.47/x
  3. Step 3: Cross multiply
    89,613.84x = 195,531.47 × 195,531.47
  4. Step 4: Simplify right side
    89,613.84x = 38,232,555,271.53
  5. Step 5: Solve for x
    x = 38,232,555,271.53/89,613.84
  6. Step 6: Final answer
    x = 426,636.71

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.