Home / 251,345.72-346,865.54-147,961.27

Finding the Fourth Proportional to 251,345.72, 346,865.54 and 147,961.27

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Solution

The fourth proportional to 251,345.72, 346,865.54 and 147,961.27 is: 204,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,345.72 : 346,865.54 = 147,961.27 : x
  2. Step 2: Convert to fraction form
    251,345.72/346,865.54 = 147,961.27/x
  3. Step 3: Cross multiply
    251,345.72x = 346,865.54 × 147,961.27
  4. Step 4: Simplify right side
    251,345.72x = 51,322,665,817.64
  5. Step 5: Solve for x
    x = 51,322,665,817.64/251,345.72
  6. Step 6: Final answer
    x = 204,191.52

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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.