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Finding the Fourth Proportional to 44,310.80, 66,466.20 and 42,561.20

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Solution

The fourth proportional to 44,310.80, 66,466.20 and 42,561.20 is: 63,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,310.80 : 66,466.20 = 42,561.20 : x
  2. Step 2: Convert to fraction form
    44,310.80/66,466.20 = 42,561.20/x
  3. Step 3: Cross multiply
    44,310.80x = 66,466.20 × 42,561.20
  4. Step 4: Simplify right side
    44,310.80x = 2,828,881,231.44
  5. Step 5: Solve for x
    x = 2,828,881,231.44/44,310.80
  6. Step 6: Final answer
    x = 63,841.80

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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.