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Finding the Fourth Proportional to 202,282.89, 279,147.81 and 116,240.84

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Solution

The fourth proportional to 202,282.89, 279,147.81 and 116,240.84 is: 160,410.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,282.89 : 279,147.81 = 116,240.84 : x
  2. Step 2: Convert to fraction form
    202,282.89/279,147.81 = 116,240.84/x
  3. Step 3: Cross multiply
    202,282.89x = 279,147.81 × 116,240.84
  4. Step 4: Simplify right side
    202,282.89x = 32,448,374,522.82
  5. Step 5: Solve for x
    x = 32,448,374,522.82/202,282.89
  6. Step 6: Final answer
    x = 160,410.87

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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.