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Finding the Fourth Proportional to 250,896.85, 346,080.17 and 148,850.08

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Solution

The fourth proportional to 250,896.85, 346,080.17 and 148,850.08 is: 205,319.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,896.85 : 346,080.17 = 148,850.08 : x
  2. Step 2: Convert to fraction form
    250,896.85/346,080.17 = 148,850.08/x
  3. Step 3: Cross multiply
    250,896.85x = 346,080.17 × 148,850.08
  4. Step 4: Simplify right side
    250,896.85x = 51,514,060,497.84
  5. Step 5: Solve for x
    x = 51,514,060,497.84/250,896.85
  6. Step 6: Final answer
    x = 205,319.68

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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.