Home / 72,177.03-108,258.56-22,243.72

Finding the Fourth Proportional to 72,177.03, 108,258.56 and 22,243.72

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Solution

The fourth proportional to 72,177.03, 108,258.56 and 22,243.72 is: 33,363.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,177.03 : 108,258.56 = 22,243.72 : x
  2. Step 2: Convert to fraction form
    72,177.03/108,258.56 = 22,243.72/x
  3. Step 3: Cross multiply
    72,177.03x = 108,258.56 × 22,243.72
  4. Step 4: Simplify right side
    72,177.03x = 2,408,073,096.24
  5. Step 5: Solve for x
    x = 2,408,073,096.24/72,177.03
  6. Step 6: Final answer
    x = 33,363.43

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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.