Home / 57,084.22-78,792.07-33,215.52

Finding the Fourth Proportional to 57,084.22, 78,792.07 and 33,215.52

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Solution

The fourth proportional to 57,084.22, 78,792.07 and 33,215.52 is: 45,846.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.22 : 78,792.07 = 33,215.52 : x
  2. Step 2: Convert to fraction form
    57,084.22/78,792.07 = 33,215.52/x
  3. Step 3: Cross multiply
    57,084.22x = 78,792.07 × 33,215.52
  4. Step 4: Simplify right side
    57,084.22x = 2,617,119,576.93
  5. Step 5: Solve for x
    x = 2,617,119,576.93/57,084.22
  6. Step 6: Final answer
    x = 45,846.64

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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.