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Finding the Fourth Proportional to 178,371.69, 246,151.05 and 97,799.01

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Solution

The fourth proportional to 178,371.69, 246,151.05 and 97,799.01 is: 134,961.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,371.69 : 246,151.05 = 97,799.01 : x
  2. Step 2: Convert to fraction form
    178,371.69/246,151.05 = 97,799.01/x
  3. Step 3: Cross multiply
    178,371.69x = 246,151.05 × 97,799.01
  4. Step 4: Simplify right side
    178,371.69x = 24,073,329,645.37
  5. Step 5: Solve for x
    x = 24,073,329,645.37/178,371.69
  6. Step 6: Final answer
    x = 134,961.61

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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.