Home / 303,384.24-454,881.96-126,013.68

Finding the Fourth Proportional to 303,384.24, 454,881.96 and 126,013.68

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Solution

The fourth proportional to 303,384.24, 454,881.96 and 126,013.68 is: 188,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,384.24 : 454,881.96 = 126,013.68 : x
  2. Step 2: Convert to fraction form
    303,384.24/454,881.96 = 126,013.68/x
  3. Step 3: Cross multiply
    303,384.24x = 454,881.96 × 126,013.68
  4. Step 4: Simplify right side
    303,384.24x = 57,321,349,745.21
  5. Step 5: Solve for x
    x = 57,321,349,745.21/303,384.24
  6. Step 6: Final answer
    x = 188,939.77

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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.