Home / 134,149.66-201,099.38-45,341.38

Finding the Fourth Proportional to 134,149.66, 201,099.38 and 45,341.38

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Solution

The fourth proportional to 134,149.66, 201,099.38 and 45,341.38 is: 67,969.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,149.66 : 201,099.38 = 45,341.38 : x
  2. Step 2: Convert to fraction form
    134,149.66/201,099.38 = 45,341.38/x
  3. Step 3: Cross multiply
    134,149.66x = 201,099.38 × 45,341.38
  4. Step 4: Simplify right side
    134,149.66x = 9,118,123,406.34
  5. Step 5: Solve for x
    x = 9,118,123,406.34/134,149.66
  6. Step 6: Final answer
    x = 67,969.78

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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.