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Finding the Fourth Proportional to 323,099.16, 484,614.16 and 112,741.08

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Solution

The fourth proportional to 323,099.16, 484,614.16 and 112,741.08 is: 169,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,099.16 : 484,614.16 = 112,741.08 : x
  2. Step 2: Convert to fraction form
    323,099.16/484,614.16 = 112,741.08/x
  3. Step 3: Cross multiply
    323,099.16x = 484,614.16 × 112,741.08
  4. Step 4: Simplify right side
    323,099.16x = 54,635,923,781.69
  5. Step 5: Solve for x
    x = 54,635,923,781.69/323,099.16
  6. Step 6: Final answer
    x = 169,099.55

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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.