Home / 84,217.84-126,326.76-25,054.36

Finding the Fourth Proportional to 84,217.84, 126,326.76 and 25,054.36

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Solution

The fourth proportional to 84,217.84, 126,326.76 and 25,054.36 is: 37,581.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,217.84 : 126,326.76 = 25,054.36 : x
  2. Step 2: Convert to fraction form
    84,217.84/126,326.76 = 25,054.36/x
  3. Step 3: Cross multiply
    84,217.84x = 126,326.76 × 25,054.36
  4. Step 4: Simplify right side
    84,217.84x = 3,165,036,122.67
  5. Step 5: Solve for x
    x = 3,165,036,122.67/84,217.84
  6. Step 6: Final answer
    x = 37,581.54

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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.