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Finding the Fourth Proportional to 250,699.84, 376,217.60 and 92,929.60

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Solution

The fourth proportional to 250,699.84, 376,217.60 and 92,929.60 is: 139,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,699.84 : 376,217.60 = 92,929.60 : x
  2. Step 2: Convert to fraction form
    250,699.84/376,217.60 = 92,929.60/x
  3. Step 3: Cross multiply
    250,699.84x = 376,217.60 × 92,929.60
  4. Step 4: Simplify right side
    250,699.84x = 34,961,751,080.96
  5. Step 5: Solve for x
    x = 34,961,751,080.96/250,699.84
  6. Step 6: Final answer
    x = 139,456.62

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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.