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Finding the Fourth Proportional to 250,560.63, 375,903.66 and 73,067.66

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Solution

The fourth proportional to 250,560.63, 375,903.66 and 73,067.66 is: 109,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,560.63 : 375,903.66 = 73,067.66 : x
  2. Step 2: Convert to fraction form
    250,560.63/375,903.66 = 73,067.66/x
  3. Step 3: Cross multiply
    250,560.63x = 375,903.66 × 73,067.66
  4. Step 4: Simplify right side
    250,560.63x = 27,466,398,576.78
  5. Step 5: Solve for x
    x = 27,466,398,576.78/250,560.63
  6. Step 6: Final answer
    x = 109,619.77

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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.