Home / 57,293.26-85,939.54-31,164.07

Finding the Fourth Proportional to 57,293.26, 85,939.54 and 31,164.07

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Solution

The fourth proportional to 57,293.26, 85,939.54 and 31,164.07 is: 46,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.26 : 85,939.54 = 31,164.07 : x
  2. Step 2: Convert to fraction form
    57,293.26/85,939.54 = 31,164.07/x
  3. Step 3: Cross multiply
    57,293.26x = 85,939.54 × 31,164.07
  4. Step 4: Simplify right side
    57,293.26x = 2,678,225,840.33
  5. Step 5: Solve for x
    x = 2,678,225,840.33/57,293.26
  6. Step 6: Final answer
    x = 46,745.91

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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.