Home / 134,162.40-201,273.84-45,410.88

Finding the Fourth Proportional to 134,162.40, 201,273.84 and 45,410.88

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Solution

The fourth proportional to 134,162.40, 201,273.84 and 45,410.88 is: 68,126.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,162.40 : 201,273.84 = 45,410.88 : x
  2. Step 2: Convert to fraction form
    134,162.40/201,273.84 = 45,410.88/x
  3. Step 3: Cross multiply
    134,162.40x = 201,273.84 × 45,410.88
  4. Step 4: Simplify right side
    134,162.40x = 9,140,022,195.38
  5. Step 5: Solve for x
    x = 9,140,022,195.38/134,162.40
  6. Step 6: Final answer
    x = 68,126.56

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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.