Home / 150,168.47-225,015.59-121,951.22

Finding the Fourth Proportional to 150,168.47, 225,015.59 and 121,951.22

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Solution

The fourth proportional to 150,168.47, 225,015.59 and 121,951.22 is: 182,734.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,168.47 : 225,015.59 = 121,951.22 : x
  2. Step 2: Convert to fraction form
    150,168.47/225,015.59 = 121,951.22/x
  3. Step 3: Cross multiply
    150,168.47x = 225,015.59 × 121,951.22
  4. Step 4: Simplify right side
    150,168.47x = 27,440,923,984.69
  5. Step 5: Solve for x
    x = 27,440,923,984.69/150,168.47
  6. Step 6: Final answer
    x = 182,734.26

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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.