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Finding the Fourth Proportional to 283,551.97, 425,327.97 and 83,856.81

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Solution

The fourth proportional to 283,551.97, 425,327.97 and 83,856.81 is: 125,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,551.97 : 425,327.97 = 83,856.81 : x
  2. Step 2: Convert to fraction form
    283,551.97/425,327.97 = 83,856.81/x
  3. Step 3: Cross multiply
    283,551.97x = 425,327.97 × 83,856.81
  4. Step 4: Simplify right side
    283,551.97x = 35,666,647,965.63
  5. Step 5: Solve for x
    x = 35,666,647,965.63/283,551.97
  6. Step 6: Final answer
    x = 125,785.22

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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.