Home / 130,713.60-196,072.46-50,756.21

Finding the Fourth Proportional to 130,713.60, 196,072.46 and 50,756.21

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Solution

The fourth proportional to 130,713.60, 196,072.46 and 50,756.21 is: 76,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,713.60 : 196,072.46 = 50,756.21 : x
  2. Step 2: Convert to fraction form
    130,713.60/196,072.46 = 50,756.21/x
  3. Step 3: Cross multiply
    130,713.60x = 196,072.46 × 50,756.21
  4. Step 4: Simplify right side
    130,713.60x = 9,951,894,954.98
  5. Step 5: Solve for x
    x = 9,951,894,954.98/130,713.60
  6. Step 6: Final answer
    x = 76,135.11

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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.