Home / 135,146.30-202,820.43-50,989.46

Finding the Fourth Proportional to 135,146.30, 202,820.43 and 50,989.46

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Solution

The fourth proportional to 135,146.30, 202,820.43 and 50,989.46 is: 76,522.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,146.30 : 202,820.43 = 50,989.46 : x
  2. Step 2: Convert to fraction form
    135,146.30/202,820.43 = 50,989.46/x
  3. Step 3: Cross multiply
    135,146.30x = 202,820.43 × 50,989.46
  4. Step 4: Simplify right side
    135,146.30x = 10,341,704,202.67
  5. Step 5: Solve for x
    x = 10,341,704,202.67/135,146.30
  6. Step 6: Final answer
    x = 76,522.29

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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.