Home / 84,456.36-126,693.44-34,528.52

Finding the Fourth Proportional to 84,456.36, 126,693.44 and 34,528.52

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Solution

The fourth proportional to 84,456.36, 126,693.44 and 34,528.52 is: 51,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,456.36 : 126,693.44 = 34,528.52 : x
  2. Step 2: Convert to fraction form
    84,456.36/126,693.44 = 34,528.52/x
  3. Step 3: Cross multiply
    84,456.36x = 126,693.44 × 34,528.52
  4. Step 4: Simplify right side
    84,456.36x = 4,374,536,976.91
  5. Step 5: Solve for x
    x = 4,374,536,976.91/84,456.36
  6. Step 6: Final answer
    x = 51,796.42

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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.