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Finding the Fourth Proportional to 272,800.61, 376,620.99 and 182,309.84

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Solution

The fourth proportional to 272,800.61, 376,620.99 and 182,309.84 is: 251,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,800.61 : 376,620.99 = 182,309.84 : x
  2. Step 2: Convert to fraction form
    272,800.61/376,620.99 = 182,309.84/x
  3. Step 3: Cross multiply
    272,800.61x = 376,620.99 × 182,309.84
  4. Step 4: Simplify right side
    272,800.61x = 68,661,712,298.60
  5. Step 5: Solve for x
    x = 68,661,712,298.60/272,800.61
  6. Step 6: Final answer
    x = 251,691.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.