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Finding the Fourth Proportional to 60,845.52, 91,138.84 and 29,208.92

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Solution

The fourth proportional to 60,845.52, 91,138.84 and 29,208.92 is: 43,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,845.52 : 91,138.84 = 29,208.92 : x
  2. Step 2: Convert to fraction form
    60,845.52/91,138.84 = 29,208.92/x
  3. Step 3: Cross multiply
    60,845.52x = 91,138.84 × 29,208.92
  4. Step 4: Simplify right side
    60,845.52x = 2,662,067,086.45
  5. Step 5: Solve for x
    x = 2,662,067,086.45/60,845.52
  6. Step 6: Final answer
    x = 43,751.24

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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.