Home / 122,775.72-184,151.10-38,536.54

Finding the Fourth Proportional to 122,775.72, 184,151.10 and 38,536.54

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Solution

The fourth proportional to 122,775.72, 184,151.10 and 38,536.54 is: 57,800.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,775.72 : 184,151.10 = 38,536.54 : x
  2. Step 2: Convert to fraction form
    122,775.72/184,151.10 = 38,536.54/x
  3. Step 3: Cross multiply
    122,775.72x = 184,151.10 × 38,536.54
  4. Step 4: Simplify right side
    122,775.72x = 7,096,546,231.19
  5. Step 5: Solve for x
    x = 7,096,546,231.19/122,775.72
  6. Step 6: Final answer
    x = 57,800.89

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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.