Home / 73,282.89-109,924.03-31,156.41

Finding the Fourth Proportional to 73,282.89, 109,924.03 and 31,156.41

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Solution

The fourth proportional to 73,282.89, 109,924.03 and 31,156.41 is: 46,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,282.89 : 109,924.03 = 31,156.41 : x
  2. Step 2: Convert to fraction form
    73,282.89/109,924.03 = 31,156.41/x
  3. Step 3: Cross multiply
    73,282.89x = 109,924.03 × 31,156.41
  4. Step 4: Simplify right side
    73,282.89x = 3,424,837,991.75
  5. Step 5: Solve for x
    x = 3,424,837,991.75/73,282.89
  6. Step 6: Final answer
    x = 46,734.48

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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.