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Finding the Fourth Proportional to 160,982, 241,486.32 and 50,174

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Solution

The fourth proportional to 160,982, 241,486.32 and 50,174 is: 75,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,982 : 241,486.32 = 50,174 : x
  2. Step 2: Convert to fraction form
    160,982/241,486.32 = 50,174/x
  3. Step 3: Cross multiply
    160,982x = 241,486.32 × 50,174
  4. Step 4: Simplify right side
    160,982x = 12,116,334,619.68
  5. Step 5: Solve for x
    x = 12,116,334,619.68/160,982
  6. Step 6: Final answer
    x = 75,265.15

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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.