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Finding the Fourth Proportional to 44,676.60, 66,842.10 and 29,124.60

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Solution

The fourth proportional to 44,676.60, 66,842.10 and 29,124.60 is: 43,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,676.60 : 66,842.10 = 29,124.60 : x
  2. Step 2: Convert to fraction form
    44,676.60/66,842.10 = 29,124.60/x
  3. Step 3: Cross multiply
    44,676.60x = 66,842.10 × 29,124.60
  4. Step 4: Simplify right side
    44,676.60x = 1,946,749,425.66
  5. Step 5: Solve for x
    x = 1,946,749,425.66/44,676.60
  6. Step 6: Final answer
    x = 43,574.25

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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.