Home / 131,313.20-196,969.80-32,817.20

Finding the Fourth Proportional to 131,313.20, 196,969.80 and 32,817.20

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Solution

The fourth proportional to 131,313.20, 196,969.80 and 32,817.20 is: 49,225.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,313.20 : 196,969.80 = 32,817.20 : x
  2. Step 2: Convert to fraction form
    131,313.20/196,969.80 = 32,817.20/x
  3. Step 3: Cross multiply
    131,313.20x = 196,969.80 × 32,817.20
  4. Step 4: Simplify right side
    131,313.20x = 6,463,996,335.71
  5. Step 5: Solve for x
    x = 6,463,996,335.71/131,313.20
  6. Step 6: Final answer
    x = 49,225.79

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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.