Home / 57,228.06-85,818.33-22,147.50

Finding the Fourth Proportional to 57,228.06, 85,818.33 and 22,147.50

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Solution

The fourth proportional to 57,228.06, 85,818.33 and 22,147.50 is: 33,212.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,228.06 : 85,818.33 = 22,147.50 : x
  2. Step 2: Convert to fraction form
    57,228.06/85,818.33 = 22,147.50/x
  3. Step 3: Cross multiply
    57,228.06x = 85,818.33 × 22,147.50
  4. Step 4: Simplify right side
    57,228.06x = 1,900,661,463.68
  5. Step 5: Solve for x
    x = 1,900,661,463.68/57,228.06
  6. Step 6: Final answer
    x = 33,212.05

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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.