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Finding the Fourth Proportional to 77,567.63, 107,043.27 and 44,033.63

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Solution

The fourth proportional to 77,567.63, 107,043.27 and 44,033.63 is: 60,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,567.63 : 107,043.27 = 44,033.63 : x
  2. Step 2: Convert to fraction form
    77,567.63/107,043.27 = 44,033.63/x
  3. Step 3: Cross multiply
    77,567.63x = 107,043.27 × 44,033.63
  4. Step 4: Simplify right side
    77,567.63x = 4,713,503,745.17
  5. Step 5: Solve for x
    x = 4,713,503,745.17/77,567.63
  6. Step 6: Final answer
    x = 60,766.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.