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Finding the Fourth Proportional to 174,696.72, 241,082.28 and 99,249.36

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Solution

The fourth proportional to 174,696.72, 241,082.28 and 99,249.36 is: 136,964.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,696.72 : 241,082.28 = 99,249.36 : x
  2. Step 2: Convert to fraction form
    174,696.72/241,082.28 = 99,249.36/x
  3. Step 3: Cross multiply
    174,696.72x = 241,082.28 × 99,249.36
  4. Step 4: Simplify right side
    174,696.72x = 23,927,261,997.34
  5. Step 5: Solve for x
    x = 23,927,261,997.34/174,696.72
  6. Step 6: Final answer
    x = 136,964.57

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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.