Home / 84,557.36-126,826.44-22,232.72

Finding the Fourth Proportional to 84,557.36, 126,826.44 and 22,232.72

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Solution

The fourth proportional to 84,557.36, 126,826.44 and 22,232.72 is: 33,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,557.36 : 126,826.44 = 22,232.72 : x
  2. Step 2: Convert to fraction form
    84,557.36/126,826.44 = 22,232.72/x
  3. Step 3: Cross multiply
    84,557.36x = 126,826.44 × 22,232.72
  4. Step 4: Simplify right side
    84,557.36x = 2,819,696,729.12
  5. Step 5: Solve for x
    x = 2,819,696,729.12/84,557.36
  6. Step 6: Final answer
    x = 33,346.56

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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.