Home / 83,523.84-125,293.05-21,194.34

Finding the Fourth Proportional to 83,523.84, 125,293.05 and 21,194.34

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Solution

The fourth proportional to 83,523.84, 125,293.05 and 21,194.34 is: 31,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,523.84 : 125,293.05 = 21,194.34 : x
  2. Step 2: Convert to fraction form
    83,523.84/125,293.05 = 21,194.34/x
  3. Step 3: Cross multiply
    83,523.84x = 125,293.05 × 21,194.34
  4. Step 4: Simplify right side
    83,523.84x = 2,655,503,501.34
  5. Step 5: Solve for x
    x = 2,655,503,501.34/83,523.84
  6. Step 6: Final answer
    x = 31,793.36

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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.