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Finding the Fourth Proportional to 251,664.96, 376,952.96 and 118,345.44

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Solution

The fourth proportional to 251,664.96, 376,952.96 and 118,345.44 is: 177,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,664.96 : 376,952.96 = 118,345.44 : x
  2. Step 2: Convert to fraction form
    251,664.96/376,952.96 = 118,345.44/x
  3. Step 3: Cross multiply
    251,664.96x = 376,952.96 × 118,345.44
  4. Step 4: Simplify right side
    251,664.96x = 44,610,663,910.50
  5. Step 5: Solve for x
    x = 44,610,663,910.50/251,664.96
  6. Step 6: Final answer
    x = 177,262.12

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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.