Home / 237,481.68-327,722.27-128,584.16

Finding the Fourth Proportional to 237,481.68, 327,722.27 and 128,584.16

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Solution

The fourth proportional to 237,481.68, 327,722.27 and 128,584.16 is: 177,444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,481.68 : 327,722.27 = 128,584.16 : x
  2. Step 2: Convert to fraction form
    237,481.68/327,722.27 = 128,584.16/x
  3. Step 3: Cross multiply
    237,481.68x = 327,722.27 × 128,584.16
  4. Step 4: Simplify right side
    237,481.68x = 42,139,892,801.24
  5. Step 5: Solve for x
    x = 42,139,892,801.24/237,481.68
  6. Step 6: Final answer
    x = 177,444.82

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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.