Home / 83,501.21-125,220.71-33,564.47

Finding the Fourth Proportional to 83,501.21, 125,220.71 and 33,564.47

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Solution

The fourth proportional to 83,501.21, 125,220.71 and 33,564.47 is: 50,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,501.21 : 125,220.71 = 33,564.47 : x
  2. Step 2: Convert to fraction form
    83,501.21/125,220.71 = 33,564.47/x
  3. Step 3: Cross multiply
    83,501.21x = 125,220.71 × 33,564.47
  4. Step 4: Simplify right side
    83,501.21x = 4,202,965,970.25
  5. Step 5: Solve for x
    x = 4,202,965,970.25/83,501.21
  6. Step 6: Final answer
    x = 50,334.20

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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.