Home / 181,628.30-272,452.70-55,272.67

Finding the Fourth Proportional to 181,628.30, 272,452.70 and 55,272.67

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Solution

The fourth proportional to 181,628.30, 272,452.70 and 55,272.67 is: 82,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,628.30 : 272,452.70 = 55,272.67 : x
  2. Step 2: Convert to fraction form
    181,628.30/272,452.70 = 55,272.67/x
  3. Step 3: Cross multiply
    181,628.30x = 272,452.70 × 55,272.67
  4. Step 4: Simplify right side
    181,628.30x = 15,059,188,177.71
  5. Step 5: Solve for x
    x = 15,059,188,177.71/181,628.30
  6. Step 6: Final answer
    x = 82,912.12

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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.