Home / 303,139.07-454,781.64-113,601.09

Finding the Fourth Proportional to 303,139.07, 454,781.64 and 113,601.09

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Solution

The fourth proportional to 303,139.07, 454,781.64 and 113,601.09 is: 170,429.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,139.07 : 454,781.64 = 113,601.09 : x
  2. Step 2: Convert to fraction form
    303,139.07/454,781.64 = 113,601.09/x
  3. Step 3: Cross multiply
    303,139.07x = 454,781.64 × 113,601.09
  4. Step 4: Simplify right side
    303,139.07x = 51,663,690,441.99
  5. Step 5: Solve for x
    x = 51,663,690,441.99/303,139.07
  6. Step 6: Final answer
    x = 170,429.01

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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.