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Finding the Fourth Proportional to 345,066, 517,599 and 95,748

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Solution

The fourth proportional to 345,066, 517,599 and 95,748 is: 143,622

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,066 : 517,599 = 95,748 : x
  2. Step 2: Convert to fraction form
    345,066/517,599 = 95,748/x
  3. Step 3: Cross multiply
    345,066x = 517,599 × 95,748
  4. Step 4: Simplify right side
    345,066x = 49,559,069,052
  5. Step 5: Solve for x
    x = 49,559,069,052/345,066
  6. Step 6: Final answer
    x = 143,622

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.