Home / 150,156.60-224,997.79-121,939.34

Finding the Fourth Proportional to 150,156.60, 224,997.79 and 121,939.34

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Solution

The fourth proportional to 150,156.60, 224,997.79 and 121,939.34 is: 182,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,156.60 : 224,997.79 = 121,939.34 : x
  2. Step 2: Convert to fraction form
    150,156.60/224,997.79 = 121,939.34/x
  3. Step 3: Cross multiply
    150,156.60x = 224,997.79 × 121,939.34
  4. Step 4: Simplify right side
    150,156.60x = 27,436,080,889.07
  5. Step 5: Solve for x
    x = 27,436,080,889.07/150,156.60
  6. Step 6: Final answer
    x = 182,716.46

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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.