Home / 103,170.32-154,777.76-32,091.61

Finding the Fourth Proportional to 103,170.32, 154,777.76 and 32,091.61

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Solution

The fourth proportional to 103,170.32, 154,777.76 and 32,091.61 is: 48,144.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,170.32 : 154,777.76 = 32,091.61 : x
  2. Step 2: Convert to fraction form
    103,170.32/154,777.76 = 32,091.61/x
  3. Step 3: Cross multiply
    103,170.32x = 154,777.76 × 32,091.61
  4. Step 4: Simplify right side
    103,170.32x = 4,967,066,963.19
  5. Step 5: Solve for x
    x = 4,967,066,963.19/103,170.32
  6. Step 6: Final answer
    x = 48,144.34

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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.