Home / 217,573.47-326,286.29-75,385.56

Finding the Fourth Proportional to 217,573.47, 326,286.29 and 75,385.56

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Solution

The fourth proportional to 217,573.47, 326,286.29 and 75,385.56 is: 113,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,573.47 : 326,286.29 = 75,385.56 : x
  2. Step 2: Convert to fraction form
    217,573.47/326,286.29 = 75,385.56/x
  3. Step 3: Cross multiply
    217,573.47x = 326,286.29 × 75,385.56
  4. Step 4: Simplify right side
    217,573.47x = 24,597,273,060.54
  5. Step 5: Solve for x
    x = 24,597,273,060.54/217,573.47
  6. Step 6: Final answer
    x = 113,052.72

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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.