Home / 130,092.89-195,213.14-51,262.47

Finding the Fourth Proportional to 130,092.89, 195,213.14 and 51,262.47

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Solution

The fourth proportional to 130,092.89, 195,213.14 and 51,262.47 is: 76,922.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,092.89 : 195,213.14 = 51,262.47 : x
  2. Step 2: Convert to fraction form
    130,092.89/195,213.14 = 51,262.47/x
  3. Step 3: Cross multiply
    130,092.89x = 195,213.14 × 51,262.47
  4. Step 4: Simplify right side
    130,092.89x = 10,007,107,732.86
  5. Step 5: Solve for x
    x = 10,007,107,732.86/130,092.89
  6. Step 6: Final answer
    x = 76,922.79

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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.