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Finding the Fourth Proportional to 301,132.17, 451,873.17 and 134,920.17

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Solution

The fourth proportional to 301,132.17, 451,873.17 and 134,920.17 is: 202,458.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,132.17 : 451,873.17 = 134,920.17 : x
  2. Step 2: Convert to fraction form
    301,132.17/451,873.17 = 134,920.17/x
  3. Step 3: Cross multiply
    301,132.17x = 451,873.17 × 134,920.17
  4. Step 4: Simplify right side
    301,132.17x = 60,966,804,914.84
  5. Step 5: Solve for x
    x = 60,966,804,914.84/301,132.17
  6. Step 6: Final answer
    x = 202,458.62

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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.