Home / 237,260.42-327,418.49-128,364.41

Finding the Fourth Proportional to 237,260.42, 327,418.49 and 128,364.41

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Solution

The fourth proportional to 237,260.42, 327,418.49 and 128,364.41 is: 177,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,260.42 : 327,418.49 = 128,364.41 : x
  2. Step 2: Convert to fraction form
    237,260.42/327,418.49 = 128,364.41/x
  3. Step 3: Cross multiply
    237,260.42x = 327,418.49 × 128,364.41
  4. Step 4: Simplify right side
    237,260.42x = 42,028,879,654.85
  5. Step 5: Solve for x
    x = 42,028,879,654.85/237,260.42
  6. Step 6: Final answer
    x = 177,142.40

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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.