Home / 52,215.97-78,352.31-22,225.32

Finding the Fourth Proportional to 52,215.97, 78,352.31 and 22,225.32

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Solution

The fourth proportional to 52,215.97, 78,352.31 and 22,225.32 is: 33,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,215.97 : 78,352.31 = 22,225.32 : x
  2. Step 2: Convert to fraction form
    52,215.97/78,352.31 = 22,225.32/x
  3. Step 3: Cross multiply
    52,215.97x = 78,352.31 × 22,225.32
  4. Step 4: Simplify right side
    52,215.97x = 1,741,404,826.29
  5. Step 5: Solve for x
    x = 1,741,404,826.29/52,215.97
  6. Step 6: Final answer
    x = 33,350.04

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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.