Home / 150,021.64-224,937.42-75,121.48

Finding the Fourth Proportional to 150,021.64, 224,937.42 and 75,121.48

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Solution

The fourth proportional to 150,021.64, 224,937.42 and 75,121.48 is: 112,634.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,021.64 : 224,937.42 = 75,121.48 : x
  2. Step 2: Convert to fraction form
    150,021.64/224,937.42 = 75,121.48/x
  3. Step 3: Cross multiply
    150,021.64x = 224,937.42 × 75,121.48
  4. Step 4: Simplify right side
    150,021.64x = 16,897,631,897.78
  5. Step 5: Solve for x
    x = 16,897,631,897.78/150,021.64
  6. Step 6: Final answer
    x = 112,634.63

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1.5x scale

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.