Home / 135,883.37-203,644.63-60,989.56

Finding the Fourth Proportional to 135,883.37, 203,644.63 and 60,989.56

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Solution

The fourth proportional to 135,883.37, 203,644.63 and 60,989.56 is: 91,403.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,883.37 : 203,644.63 = 60,989.56 : x
  2. Step 2: Convert to fraction form
    135,883.37/203,644.63 = 60,989.56/x
  3. Step 3: Cross multiply
    135,883.37x = 203,644.63 × 60,989.56
  4. Step 4: Simplify right side
    135,883.37x = 12,420,195,947.19
  5. Step 5: Solve for x
    x = 12,420,195,947.19/135,883.37
  6. Step 6: Final answer
    x = 91,403.35

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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.