Home / 135,377.75-203,140.44-60,494.87

Finding the Fourth Proportional to 135,377.75, 203,140.44 and 60,494.87

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Solution

The fourth proportional to 135,377.75, 203,140.44 and 60,494.87 is: 90,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,377.75 : 203,140.44 = 60,494.87 : x
  2. Step 2: Convert to fraction form
    135,377.75/203,140.44 = 60,494.87/x
  3. Step 3: Cross multiply
    135,377.75x = 203,140.44 × 60,494.87
  4. Step 4: Simplify right side
    135,377.75x = 12,288,955,017.39
  5. Step 5: Solve for x
    x = 12,288,955,017.39/135,377.75
  6. Step 6: Final answer
    x = 90,775.29

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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.