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Finding the Fourth Proportional to 135,216.70, 202,825.05 and 60,336.70

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Solution

The fourth proportional to 135,216.70, 202,825.05 and 60,336.70 is: 90,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,216.70 : 202,825.05 = 60,336.70 : x
  2. Step 2: Convert to fraction form
    135,216.70/202,825.05 = 60,336.70/x
  3. Step 3: Cross multiply
    135,216.70x = 202,825.05 × 60,336.70
  4. Step 4: Simplify right side
    135,216.70x = 12,237,794,194.34
  5. Step 5: Solve for x
    x = 12,237,794,194.34/135,216.70
  6. Step 6: Final answer
    x = 90,505.05

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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.