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Finding the Fourth Proportional to 301,099.68, 451,824.42 and 134,887.68

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Solution

The fourth proportional to 301,099.68, 451,824.42 and 134,887.68 is: 202,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,099.68 : 451,824.42 = 134,887.68 : x
  2. Step 2: Convert to fraction form
    301,099.68/451,824.42 = 134,887.68/x
  3. Step 3: Cross multiply
    301,099.68x = 451,824.42 × 134,887.68
  4. Step 4: Simplify right side
    301,099.68x = 60,945,547,781.15
  5. Step 5: Solve for x
    x = 60,945,547,781.15/301,099.68
  6. Step 6: Final answer
    x = 202,409.87

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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.