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Finding the Fourth Proportional to 44,170.35, 66,230.35 and 30,147.35

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Solution

The fourth proportional to 44,170.35, 66,230.35 and 30,147.35 is: 45,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,170.35 : 66,230.35 = 30,147.35 : x
  2. Step 2: Convert to fraction form
    44,170.35/66,230.35 = 30,147.35/x
  3. Step 3: Cross multiply
    44,170.35x = 66,230.35 × 30,147.35
  4. Step 4: Simplify right side
    44,170.35x = 1,996,669,632.28
  5. Step 5: Solve for x
    x = 1,996,669,632.28/44,170.35
  6. Step 6: Final answer
    x = 45,203.84

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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.