Home / 237,133.82-327,247.21-129,701.55

Finding the Fourth Proportional to 237,133.82, 327,247.21 and 129,701.55

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Solution

The fourth proportional to 237,133.82, 327,247.21 and 129,701.55 is: 178,989.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,133.82 : 327,247.21 = 129,701.55 : x
  2. Step 2: Convert to fraction form
    237,133.82/327,247.21 = 129,701.55/x
  3. Step 3: Cross multiply
    237,133.82x = 327,247.21 × 129,701.55
  4. Step 4: Simplify right side
    237,133.82x = 42,444,470,370.18
  5. Step 5: Solve for x
    x = 42,444,470,370.18/237,133.82
  6. Step 6: Final answer
    x = 178,989.53

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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.