Home / 53,185.50-73,395.18-29,311.56

Finding the Fourth Proportional to 53,185.50, 73,395.18 and 29,311.56

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Solution

The fourth proportional to 53,185.50, 73,395.18 and 29,311.56 is: 40,449.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.50 : 73,395.18 = 29,311.56 : x
  2. Step 2: Convert to fraction form
    53,185.50/73,395.18 = 29,311.56/x
  3. Step 3: Cross multiply
    53,185.50x = 73,395.18 × 29,311.56
  4. Step 4: Simplify right side
    53,185.50x = 2,151,327,222.28
  5. Step 5: Solve for x
    x = 2,151,327,222.28/53,185.50
  6. Step 6: Final answer
    x = 40,449.51

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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.