Home / 150,828.14-225,897.75-71,997.72

Finding the Fourth Proportional to 150,828.14, 225,897.75 and 71,997.72

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Solution

The fourth proportional to 150,828.14, 225,897.75 and 71,997.72 is: 107,832.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,828.14 : 225,897.75 = 71,997.72 : x
  2. Step 2: Convert to fraction form
    150,828.14/225,897.75 = 71,997.72/x
  3. Step 3: Cross multiply
    150,828.14x = 225,897.75 × 71,997.72
  4. Step 4: Simplify right side
    150,828.14x = 16,264,122,953.13
  5. Step 5: Solve for x
    x = 16,264,122,953.13/150,828.14
  6. Step 6: Final answer
    x = 107,832.15

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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.