Home / 131,724.14-197,586.19-31,884.32

Finding the Fourth Proportional to 131,724.14, 197,586.19 and 31,884.32

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Solution

The fourth proportional to 131,724.14, 197,586.19 and 31,884.32 is: 47,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,724.14 : 197,586.19 = 31,884.32 : x
  2. Step 2: Convert to fraction form
    131,724.14/197,586.19 = 31,884.32/x
  3. Step 3: Cross multiply
    131,724.14x = 197,586.19 × 31,884.32
  4. Step 4: Simplify right side
    131,724.14x = 6,299,901,309.54
  5. Step 5: Solve for x
    x = 6,299,901,309.54/131,724.14
  6. Step 6: Final answer
    x = 47,826.48

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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.