Home / 237,890.75-328,289.24-131,906.75

Finding the Fourth Proportional to 237,890.75, 328,289.24 and 131,906.75

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Solution

The fourth proportional to 237,890.75, 328,289.24 and 131,906.75 is: 182,031.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,890.75 : 328,289.24 = 131,906.75 : x
  2. Step 2: Convert to fraction form
    237,890.75/328,289.24 = 131,906.75/x
  3. Step 3: Cross multiply
    237,890.75x = 328,289.24 × 131,906.75
  4. Step 4: Simplify right side
    237,890.75x = 43,303,566,048.84
  5. Step 5: Solve for x
    x = 43,303,566,048.84/237,890.75
  6. Step 6: Final answer
    x = 182,031.32

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1.5x scale

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.