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Finding the Fourth Proportional to 176,119.62, 263,578.81 and 112,045.38

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Solution

The fourth proportional to 176,119.62, 263,578.81 and 112,045.38 is: 167,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,119.62 : 263,578.81 = 112,045.38 : x
  2. Step 2: Convert to fraction form
    176,119.62/263,578.81 = 112,045.38/x
  3. Step 3: Cross multiply
    176,119.62x = 263,578.81 × 112,045.38
  4. Step 4: Simplify right side
    176,119.62x = 29,532,787,926.40
  5. Step 5: Solve for x
    x = 29,532,787,926.40/176,119.62
  6. Step 6: Final answer
    x = 167,685.96

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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.