Home / 53,043.68-73,200.24-29,170.72

Finding the Fourth Proportional to 53,043.68, 73,200.24 and 29,170.72

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Solution

The fourth proportional to 53,043.68, 73,200.24 and 29,170.72 is: 40,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,043.68 : 73,200.24 = 29,170.72 : x
  2. Step 2: Convert to fraction form
    53,043.68/73,200.24 = 29,170.72/x
  3. Step 3: Cross multiply
    53,043.68x = 73,200.24 × 29,170.72
  4. Step 4: Simplify right side
    53,043.68x = 2,135,303,704.97
  5. Step 5: Solve for x
    x = 2,135,303,704.97/53,043.68
  6. Step 6: Final answer
    x = 40,255.57

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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.