Home / 84,504.13-126,825.48-34,584.71

Finding the Fourth Proportional to 84,504.13, 126,825.48 and 34,584.71

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Solution

The fourth proportional to 84,504.13, 126,825.48 and 34,584.71 is: 51,905.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,504.13 : 126,825.48 = 34,584.71 : x
  2. Step 2: Convert to fraction form
    84,504.13/126,825.48 = 34,584.71/x
  3. Step 3: Cross multiply
    84,504.13x = 126,825.48 × 34,584.71
  4. Step 4: Simplify right side
    84,504.13x = 4,386,221,812.28
  5. Step 5: Solve for x
    x = 4,386,221,812.28/84,504.13
  6. Step 6: Final answer
    x = 51,905.42

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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.