Home / 60,204.17-90,310.10-20,221.53

Finding the Fourth Proportional to 60,204.17, 90,310.10 and 20,221.53

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Solution

The fourth proportional to 60,204.17, 90,310.10 and 20,221.53 is: 30,333.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,204.17 : 90,310.10 = 20,221.53 : x
  2. Step 2: Convert to fraction form
    60,204.17/90,310.10 = 20,221.53/x
  3. Step 3: Cross multiply
    60,204.17x = 90,310.10 × 20,221.53
  4. Step 4: Simplify right side
    60,204.17x = 1,826,208,295.35
  5. Step 5: Solve for x
    x = 1,826,208,295.35/60,204.17
  6. Step 6: Final answer
    x = 30,333.59

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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.