Home / 134,187.66-201,269.73-45,439.14

Finding the Fourth Proportional to 134,187.66, 201,269.73 and 45,439.14

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Solution

The fourth proportional to 134,187.66, 201,269.73 and 45,439.14 is: 68,154.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,187.66 : 201,269.73 = 45,439.14 : x
  2. Step 2: Convert to fraction form
    134,187.66/201,269.73 = 45,439.14/x
  3. Step 3: Cross multiply
    134,187.66x = 201,269.73 × 45,439.14
  4. Step 4: Simplify right side
    134,187.66x = 9,145,523,439.23
  5. Step 5: Solve for x
    x = 9,145,523,439.23/134,187.66
  6. Step 6: Final answer
    x = 68,154.73

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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.