Home / 150,148.44-207,170.04-89,738.64

Finding the Fourth Proportional to 150,148.44, 207,170.04 and 89,738.64

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Solution

The fourth proportional to 150,148.44, 207,170.04 and 89,738.64 is: 123,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,148.44 : 207,170.04 = 89,738.64 : x
  2. Step 2: Convert to fraction form
    150,148.44/207,170.04 = 89,738.64/x
  3. Step 3: Cross multiply
    150,148.44x = 207,170.04 × 89,738.64
  4. Step 4: Simplify right side
    150,148.44x = 18,591,157,638.35
  5. Step 5: Solve for x
    x = 18,591,157,638.35/150,148.44
  6. Step 6: Final answer
    x = 123,818.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.