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Finding the Fourth Proportional to 100,632.73, 150,939.84 and 34,065.25

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Solution

The fourth proportional to 100,632.73, 150,939.84 and 34,065.25 is: 51,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,632.73 : 150,939.84 = 34,065.25 : x
  2. Step 2: Convert to fraction form
    100,632.73/150,939.84 = 34,065.25/x
  3. Step 3: Cross multiply
    100,632.73x = 150,939.84 × 34,065.25
  4. Step 4: Simplify right side
    100,632.73x = 5,141,803,384.56
  5. Step 5: Solve for x
    x = 5,141,803,384.56/100,632.73
  6. Step 6: Final answer
    x = 51,094.74

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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.