Home / 130,034.93-194,997.01-51,093.78

Finding the Fourth Proportional to 130,034.93, 194,997.01 and 51,093.78

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Solution

The fourth proportional to 130,034.93, 194,997.01 and 51,093.78 is: 76,618.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,034.93 : 194,997.01 = 51,093.78 : x
  2. Step 2: Convert to fraction form
    130,034.93/194,997.01 = 51,093.78/x
  3. Step 3: Cross multiply
    130,034.93x = 194,997.01 × 51,093.78
  4. Step 4: Simplify right side
    130,034.93x = 9,963,134,817.09
  5. Step 5: Solve for x
    x = 9,963,134,817.09/130,034.93
  6. Step 6: Final answer
    x = 76,618.91

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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.