Home / 237,739.92-356,926.62-137,971.74

Finding the Fourth Proportional to 237,739.92, 356,926.62 and 137,971.74

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Solution

The fourth proportional to 237,739.92, 356,926.62 and 137,971.74 is: 207,141.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,739.92 : 356,926.62 = 137,971.74 : x
  2. Step 2: Convert to fraction form
    237,739.92/356,926.62 = 137,971.74/x
  3. Step 3: Cross multiply
    237,739.92x = 356,926.62 × 137,971.74
  4. Step 4: Simplify right side
    237,739.92x = 49,245,786,813.72
  5. Step 5: Solve for x
    x = 49,245,786,813.72/237,739.92
  6. Step 6: Final answer
    x = 207,141.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.