Home / 51,885.55-77,778.51-33,112.59

Finding the Fourth Proportional to 51,885.55, 77,778.51 and 33,112.59

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Solution

The fourth proportional to 51,885.55, 77,778.51 and 33,112.59 is: 49,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,885.55 : 77,778.51 = 33,112.59 : x
  2. Step 2: Convert to fraction form
    51,885.55/77,778.51 = 33,112.59/x
  3. Step 3: Cross multiply
    51,885.55x = 77,778.51 × 33,112.59
  4. Step 4: Simplify right side
    51,885.55x = 2,575,447,912.44
  5. Step 5: Solve for x
    x = 2,575,447,912.44/51,885.55
  6. Step 6: Final answer
    x = 49,637.09

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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.