Home / 104,294.10-143,938.92-58,974.60

Finding the Fourth Proportional to 104,294.10, 143,938.92 and 58,974.60

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Solution

The fourth proportional to 104,294.10, 143,938.92 and 58,974.60 is: 81,392.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,294.10 : 143,938.92 = 58,974.60 : x
  2. Step 2: Convert to fraction form
    104,294.10/143,938.92 = 58,974.60/x
  3. Step 3: Cross multiply
    104,294.10x = 143,938.92 × 58,974.60
  4. Step 4: Simplify right side
    104,294.10x = 8,488,740,231.43
  5. Step 5: Solve for x
    x = 8,488,740,231.43/104,294.10
  6. Step 6: Final answer
    x = 81,392.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.