Home / 51,109.75-76,631.82-33,559.08

Finding the Fourth Proportional to 51,109.75, 76,631.82 and 33,559.08

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Solution

The fourth proportional to 51,109.75, 76,631.82 and 33,559.08 is: 50,317.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109.75 : 76,631.82 = 33,559.08 : x
  2. Step 2: Convert to fraction form
    51,109.75/76,631.82 = 33,559.08/x
  3. Step 3: Cross multiply
    51,109.75x = 76,631.82 × 33,559.08
  4. Step 4: Simplify right side
    51,109.75x = 2,571,693,153.48
  5. Step 5: Solve for x
    x = 2,571,693,153.48/51,109.75
  6. Step 6: Final answer
    x = 50,317.07

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1.5x scale

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.