Home / 283,619.22-425,424.03-83,938.50

Finding the Fourth Proportional to 283,619.22, 425,424.03 and 83,938.50

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Solution

The fourth proportional to 283,619.22, 425,424.03 and 83,938.50 is: 125,906.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,619.22 : 425,424.03 = 83,938.50 : x
  2. Step 2: Convert to fraction form
    283,619.22/425,424.03 = 83,938.50/x
  3. Step 3: Cross multiply
    283,619.22x = 425,424.03 × 83,938.50
  4. Step 4: Simplify right side
    283,619.22x = 35,709,454,942.16
  5. Step 5: Solve for x
    x = 35,709,454,942.16/283,619.22
  6. Step 6: Final answer
    x = 125,906.33

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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.