Home / 130,912.46-196,364.76-36,148.44

Finding the Fourth Proportional to 130,912.46, 196,364.76 and 36,148.44

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Solution

The fourth proportional to 130,912.46, 196,364.76 and 36,148.44 is: 54,221.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,912.46 : 196,364.76 = 36,148.44 : x
  2. Step 2: Convert to fraction form
    130,912.46/196,364.76 = 36,148.44/x
  3. Step 3: Cross multiply
    130,912.46x = 196,364.76 × 36,148.44
  4. Step 4: Simplify right side
    130,912.46x = 7,098,279,744.97
  5. Step 5: Solve for x
    x = 7,098,279,744.97/130,912.46
  6. Step 6: Final answer
    x = 54,221.58

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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.