Home / 57,231.06-85,822.80-22,150.50

Finding the Fourth Proportional to 57,231.06, 85,822.80 and 22,150.50

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Solution

The fourth proportional to 57,231.06, 85,822.80 and 22,150.50 is: 33,216.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,231.06 : 85,822.80 = 22,150.50 : x
  2. Step 2: Convert to fraction form
    57,231.06/85,822.80 = 22,150.50/x
  3. Step 3: Cross multiply
    57,231.06x = 85,822.80 × 22,150.50
  4. Step 4: Simplify right side
    57,231.06x = 1,901,017,931.40
  5. Step 5: Solve for x
    x = 1,901,017,931.40/57,231.06
  6. Step 6: Final answer
    x = 33,216.54

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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.