Home / 83,518.52-125,110.89-50,220.36

Finding the Fourth Proportional to 83,518.52, 125,110.89 and 50,220.36

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Solution

The fourth proportional to 83,518.52, 125,110.89 and 50,220.36 is: 75,230.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,518.52 : 125,110.89 = 50,220.36 : x
  2. Step 2: Convert to fraction form
    83,518.52/125,110.89 = 50,220.36/x
  3. Step 3: Cross multiply
    83,518.52x = 125,110.89 × 50,220.36
  4. Step 4: Simplify right side
    83,518.52x = 6,283,113,935.72
  5. Step 5: Solve for x
    x = 6,283,113,935.72/83,518.52
  6. Step 6: Final answer
    x = 75,230.19

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1.5x scale

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.