Home / 84,414.24-126,574.60-34,529.36

Finding the Fourth Proportional to 84,414.24, 126,574.60 and 34,529.36

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Solution

The fourth proportional to 84,414.24, 126,574.60 and 34,529.36 is: 51,774.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,414.24 : 126,574.60 = 34,529.36 : x
  2. Step 2: Convert to fraction form
    84,414.24/126,574.60 = 34,529.36/x
  3. Step 3: Cross multiply
    84,414.24x = 126,574.60 × 34,529.36
  4. Step 4: Simplify right side
    84,414.24x = 4,370,539,930.26
  5. Step 5: Solve for x
    x = 4,370,539,930.26/84,414.24
  6. Step 6: Final answer
    x = 51,774.92

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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.