Home / 134,922.72-186,358.68-101,082.54

Finding the Fourth Proportional to 134,922.72, 186,358.68 and 101,082.54

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Solution

The fourth proportional to 134,922.72, 186,358.68 and 101,082.54 is: 139,617.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,922.72 : 186,358.68 = 101,082.54 : x
  2. Step 2: Convert to fraction form
    134,922.72/186,358.68 = 101,082.54/x
  3. Step 3: Cross multiply
    134,922.72x = 186,358.68 × 101,082.54
  4. Step 4: Simplify right side
    134,922.72x = 18,837,608,725.45
  5. Step 5: Solve for x
    x = 18,837,608,725.45/134,922.72
  6. Step 6: Final answer
    x = 139,617.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.