Home / 130,882.71-196,299.21-36,089.46

Finding the Fourth Proportional to 130,882.71, 196,299.21 and 36,089.46

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Solution

The fourth proportional to 130,882.71, 196,299.21 and 36,089.46 is: 54,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,882.71 : 196,299.21 = 36,089.46 : x
  2. Step 2: Convert to fraction form
    130,882.71/196,299.21 = 36,089.46/x
  3. Step 3: Cross multiply
    130,882.71x = 196,299.21 × 36,089.46
  4. Step 4: Simplify right side
    130,882.71x = 7,084,332,487.33
  5. Step 5: Solve for x
    x = 7,084,332,487.33/130,882.71
  6. Step 6: Final answer
    x = 54,127.34

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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.