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Finding the Third Proportional to 94,840 and 138,354

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Solution

The third proportional to 94,840 and 138,354 is: 201,832.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,840 : 138,354 = 138,354 : x
  2. Step 2: Convert to fraction form
    94,840/138,354 = 138,354/x
  3. Step 3: Cross multiply
    94,840x = 138,354 × 138,354
  4. Step 4: Simplify right side
    94,840x = 19,141,829,316
  5. Step 5: Solve for x
    x = 19,141,829,316/94,840
  6. Step 6: Final answer
    x = 201,832.87

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.