Home / 84,845.48-127,291.50-25,683.48

Finding the Fourth Proportional to 84,845.48, 127,291.50 and 25,683.48

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Solution

The fourth proportional to 84,845.48, 127,291.50 and 25,683.48 is: 38,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,845.48 : 127,291.50 = 25,683.48 : x
  2. Step 2: Convert to fraction form
    84,845.48/127,291.50 = 25,683.48/x
  3. Step 3: Cross multiply
    84,845.48x = 127,291.50 × 25,683.48
  4. Step 4: Simplify right side
    84,845.48x = 3,269,288,694.42
  5. Step 5: Solve for x
    x = 3,269,288,694.42/84,845.48
  6. Step 6: Final answer
    x = 38,532.27

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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.