Home / 184,998.74-255,298.26-100,115.82

Finding the Fourth Proportional to 184,998.74, 255,298.26 and 100,115.82

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Solution

The fourth proportional to 184,998.74, 255,298.26 and 100,115.82 is: 138,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,998.74 : 255,298.26 = 100,115.82 : x
  2. Step 2: Convert to fraction form
    184,998.74/255,298.26 = 100,115.82/x
  3. Step 3: Cross multiply
    184,998.74x = 255,298.26 × 100,115.82
  4. Step 4: Simplify right side
    184,998.74x = 25,559,394,644.47
  5. Step 5: Solve for x
    x = 25,559,394,644.47/184,998.74
  6. Step 6: Final answer
    x = 138,159.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.