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Finding the Fourth Proportional to 134,138.14, 201,082.14 and 45,329.54

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Solution

The fourth proportional to 134,138.14, 201,082.14 and 45,329.54 is: 67,952.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,138.14 : 201,082.14 = 45,329.54 : x
  2. Step 2: Convert to fraction form
    134,138.14/201,082.14 = 45,329.54/x
  3. Step 3: Cross multiply
    134,138.14x = 201,082.14 × 45,329.54
  4. Step 4: Simplify right side
    134,138.14x = 9,114,960,908.42
  5. Step 5: Solve for x
    x = 9,114,960,908.42/134,138.14
  6. Step 6: Final answer
    x = 67,952.04

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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.