Home / 151,814.74-207,985.24-146,137.43

Finding the Fourth Proportional to 151,814.74, 207,985.24 and 146,137.43

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Solution

The fourth proportional to 151,814.74, 207,985.24 and 146,137.43 is: 200,207.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,814.74 : 207,985.24 = 146,137.43 : x
  2. Step 2: Convert to fraction form
    151,814.74/207,985.24 = 146,137.43/x
  3. Step 3: Cross multiply
    151,814.74x = 207,985.24 × 146,137.43
  4. Step 4: Simplify right side
    151,814.74x = 30,394,427,046.26
  5. Step 5: Solve for x
    x = 30,394,427,046.26/151,814.74
  6. Step 6: Final answer
    x = 200,207.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.