Home / 61,308.19-84,605.43-34,450.75

Finding the Fourth Proportional to 61,308.19, 84,605.43 and 34,450.75

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Solution

The fourth proportional to 61,308.19, 84,605.43 and 34,450.75 is: 47,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,308.19 : 84,605.43 = 34,450.75 : x
  2. Step 2: Convert to fraction form
    61,308.19/84,605.43 = 34,450.75/x
  3. Step 3: Cross multiply
    61,308.19x = 84,605.43 × 34,450.75
  4. Step 4: Simplify right side
    61,308.19x = 2,914,720,517.57
  5. Step 5: Solve for x
    x = 2,914,720,517.57/61,308.19
  6. Step 6: Final answer
    x = 47,542.11

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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.