Home / 53,161.80-73,366.62-29,288.44

Finding the Fourth Proportional to 53,161.80, 73,366.62 and 29,288.44

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Solution

The fourth proportional to 53,161.80, 73,366.62 and 29,288.44 is: 40,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,161.80 : 73,366.62 = 29,288.44 : x
  2. Step 2: Convert to fraction form
    53,161.80/73,366.62 = 29,288.44/x
  3. Step 3: Cross multiply
    53,161.80x = 73,366.62 × 29,288.44
  4. Step 4: Simplify right side
    53,161.80x = 2,148,793,847.87
  5. Step 5: Solve for x
    x = 2,148,793,847.87/53,161.80
  6. Step 6: Final answer
    x = 40,419.89

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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.