Home / 123,287.22-184,912.34-39,036.47

Finding the Fourth Proportional to 123,287.22, 184,912.34 and 39,036.47

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Solution

The fourth proportional to 123,287.22, 184,912.34 and 39,036.47 is: 58,548.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,287.22 : 184,912.34 = 39,036.47 : x
  2. Step 2: Convert to fraction form
    123,287.22/184,912.34 = 39,036.47/x
  3. Step 3: Cross multiply
    123,287.22x = 184,912.34 × 39,036.47
  4. Step 4: Simplify right side
    123,287.22x = 7,218,323,893.30
  5. Step 5: Solve for x
    x = 7,218,323,893.30/123,287.22
  6. Step 6: Final answer
    x = 58,548.84

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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.