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Finding the Fourth Proportional to 110,907.20, 166,312.20 and 44,325.20

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Solution

The fourth proportional to 110,907.20, 166,312.20 and 44,325.20 is: 66,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,907.20 : 166,312.20 = 44,325.20 : x
  2. Step 2: Convert to fraction form
    110,907.20/166,312.20 = 44,325.20/x
  3. Step 3: Cross multiply
    110,907.20x = 166,312.20 × 44,325.20
  4. Step 4: Simplify right side
    110,907.20x = 7,371,821,527.44
  5. Step 5: Solve for x
    x = 7,371,821,527.44/110,907.20
  6. Step 6: Final answer
    x = 66,468.38

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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.