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Finding the Fourth Proportional to 44,281.80, 66,455.10 and 29,485.80

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Solution

The fourth proportional to 44,281.80, 66,455.10 and 29,485.80 is: 44,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,281.80 : 66,455.10 = 29,485.80 : x
  2. Step 2: Convert to fraction form
    44,281.80/66,455.10 = 29,485.80/x
  3. Step 3: Cross multiply
    44,281.80x = 66,455.10 × 29,485.80
  4. Step 4: Simplify right side
    44,281.80x = 1,959,481,787.58
  5. Step 5: Solve for x
    x = 1,959,481,787.58/44,281.80
  6. Step 6: Final answer
    x = 44,250.27

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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.