Home / 134,652.20-201,983.40-50,403.49

Finding the Fourth Proportional to 134,652.20, 201,983.40 and 50,403.49

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Solution

The fourth proportional to 134,652.20, 201,983.40 and 50,403.49 is: 75,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,652.20 : 201,983.40 = 50,403.49 : x
  2. Step 2: Convert to fraction form
    134,652.20/201,983.40 = 50,403.49/x
  3. Step 3: Cross multiply
    134,652.20x = 201,983.40 × 50,403.49
  4. Step 4: Simplify right side
    134,652.20x = 10,180,667,777.11
  5. Step 5: Solve for x
    x = 10,180,667,777.11/134,652.20
  6. Step 6: Final answer
    x = 75,607.14

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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.