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Finding the Fourth Proportional to 302,615.69, 453,923.54 and 92,251.81

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Solution

The fourth proportional to 302,615.69, 453,923.54 and 92,251.81 is: 138,377.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,615.69 : 453,923.54 = 92,251.81 : x
  2. Step 2: Convert to fraction form
    302,615.69/453,923.54 = 92,251.81/x
  3. Step 3: Cross multiply
    302,615.69x = 453,923.54 × 92,251.81
  4. Step 4: Simplify right side
    302,615.69x = 41,875,265,435.73
  5. Step 5: Solve for x
    x = 41,875,265,435.73/302,615.69
  6. Step 6: Final answer
    x = 138,377.71

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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.