Home / 52,919.84-73,040.67-31,711.43

Finding the Fourth Proportional to 52,919.84, 73,040.67 and 31,711.43

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Solution

The fourth proportional to 52,919.84, 73,040.67 and 31,711.43 is: 43,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,919.84 : 73,040.67 = 31,711.43 : x
  2. Step 2: Convert to fraction form
    52,919.84/73,040.67 = 31,711.43/x
  3. Step 3: Cross multiply
    52,919.84x = 73,040.67 × 31,711.43
  4. Step 4: Simplify right side
    52,919.84x = 2,316,223,728.65
  5. Step 5: Solve for x
    x = 2,316,223,728.65/52,919.84
  6. Step 6: Final answer
    x = 43,768.54

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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.