Home / 83,542.77-125,021.31-59,876.37

Finding the Fourth Proportional to 83,542.77, 125,021.31 and 59,876.37

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Solution

The fourth proportional to 83,542.77, 125,021.31 and 59,876.37 is: 89,604.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,542.77 : 125,021.31 = 59,876.37 : x
  2. Step 2: Convert to fraction form
    83,542.77/125,021.31 = 59,876.37/x
  3. Step 3: Cross multiply
    83,542.77x = 125,021.31 × 59,876.37
  4. Step 4: Simplify right side
    83,542.77x = 7,485,822,215.44
  5. Step 5: Solve for x
    x = 7,485,822,215.44/83,542.77
  6. Step 6: Final answer
    x = 89,604.67

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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.