Home / 197,088.22-295,375.20-90,433.66

Finding the Fourth Proportional to 197,088.22, 295,375.20 and 90,433.66

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Solution

The fourth proportional to 197,088.22, 295,375.20 and 90,433.66 is: 135,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,088.22 : 295,375.20 = 90,433.66 : x
  2. Step 2: Convert to fraction form
    197,088.22/295,375.20 = 90,433.66/x
  3. Step 3: Cross multiply
    197,088.22x = 295,375.20 × 90,433.66
  4. Step 4: Simplify right side
    197,088.22x = 26,711,860,409.23
  5. Step 5: Solve for x
    x = 26,711,860,409.23/197,088.22
  6. Step 6: Final answer
    x = 135,532.51

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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.