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Finding the Fourth Proportional to 307,969.05, 461,997.32 and 94,754.63

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Solution

The fourth proportional to 307,969.05, 461,997.32 and 94,754.63 is: 142,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,969.05 : 461,997.32 = 94,754.63 : x
  2. Step 2: Convert to fraction form
    307,969.05/461,997.32 = 94,754.63/x
  3. Step 3: Cross multiply
    307,969.05x = 461,997.32 × 94,754.63
  4. Step 4: Simplify right side
    307,969.05x = 43,776,382,333.83
  5. Step 5: Solve for x
    x = 43,776,382,333.83/307,969.05
  6. Step 6: Final answer
    x = 142,145.40

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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.