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Finding the Fourth Proportional to 44,963.72, 67,278.54 and 28,245.48

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Solution

The fourth proportional to 44,963.72, 67,278.54 and 28,245.48 is: 42,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,963.72 : 67,278.54 = 28,245.48 : x
  2. Step 2: Convert to fraction form
    44,963.72/67,278.54 = 28,245.48/x
  3. Step 3: Cross multiply
    44,963.72x = 67,278.54 × 28,245.48
  4. Step 4: Simplify right side
    44,963.72x = 1,900,314,656.00
  5. Step 5: Solve for x
    x = 1,900,314,656.00/44,963.72
  6. Step 6: Final answer
    x = 42,263.29

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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.