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Finding the Fourth Proportional to 283,712.73, 425,583.68 and 73,352.49

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Solution

The fourth proportional to 283,712.73, 425,583.68 and 73,352.49 is: 110,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,712.73 : 425,583.68 = 73,352.49 : x
  2. Step 2: Convert to fraction form
    283,712.73/425,583.68 = 73,352.49/x
  3. Step 3: Cross multiply
    283,712.73x = 425,583.68 × 73,352.49
  4. Step 4: Simplify right side
    283,712.73x = 31,217,622,264.60
  5. Step 5: Solve for x
    x = 31,217,622,264.60/283,712.73
  6. Step 6: Final answer
    x = 110,032.50

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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.