Home / 130,769.46-196,161.21-42,016.14

Finding the Fourth Proportional to 130,769.46, 196,161.21 and 42,016.14

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Solution

The fourth proportional to 130,769.46, 196,161.21 and 42,016.14 is: 63,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,769.46 : 196,161.21 = 42,016.14 : x
  2. Step 2: Convert to fraction form
    130,769.46/196,161.21 = 42,016.14/x
  3. Step 3: Cross multiply
    130,769.46x = 196,161.21 × 42,016.14
  4. Step 4: Simplify right side
    130,769.46x = 8,241,936,861.93
  5. Step 5: Solve for x
    x = 8,241,936,861.93/130,769.46
  6. Step 6: Final answer
    x = 63,026.47

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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.