Home / 131,799.32-197,697.26-52,912.12

Finding the Fourth Proportional to 131,799.32, 197,697.26 and 52,912.12

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Solution

The fourth proportional to 131,799.32, 197,697.26 and 52,912.12 is: 79,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,799.32 : 197,697.26 = 52,912.12 : x
  2. Step 2: Convert to fraction form
    131,799.32/197,697.26 = 52,912.12/x
  3. Step 3: Cross multiply
    131,799.32x = 197,697.26 × 52,912.12
  4. Step 4: Simplify right side
    131,799.32x = 10,460,581,144.79
  5. Step 5: Solve for x
    x = 10,460,581,144.79/131,799.32
  6. Step 6: Final answer
    x = 79,367.49

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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.