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Finding the Fourth Proportional to 273,093.92, 409,552.28 and 104,605.28

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Solution

The fourth proportional to 273,093.92, 409,552.28 and 104,605.28 is: 156,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,093.92 : 409,552.28 = 104,605.28 : x
  2. Step 2: Convert to fraction form
    273,093.92/409,552.28 = 104,605.28/x
  3. Step 3: Cross multiply
    273,093.92x = 409,552.28 × 104,605.28
  4. Step 4: Simplify right side
    273,093.92x = 42,841,330,924.04
  5. Step 5: Solve for x
    x = 42,841,330,924.04/273,093.92
  6. Step 6: Final answer
    x = 156,873.98

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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.