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Finding the Fourth Proportional to 273,837.67, 410,803.21 and 122,089.81

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Solution

The fourth proportional to 273,837.67, 410,803.21 and 122,089.81 is: 183,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,837.67 : 410,803.21 = 122,089.81 : x
  2. Step 2: Convert to fraction form
    273,837.67/410,803.21 = 122,089.81/x
  3. Step 3: Cross multiply
    273,837.67x = 410,803.21 × 122,089.81
  4. Step 4: Simplify right side
    273,837.67x = 50,154,885,856.29
  5. Step 5: Solve for x
    x = 50,154,885,856.29/273,837.67
  6. Step 6: Final answer
    x = 183,155.54

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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.