Home / 184,998.44-255,298.65-100,115.51

Finding the Fourth Proportional to 184,998.44, 255,298.65 and 100,115.51

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Solution

The fourth proportional to 184,998.44, 255,298.65 and 100,115.51 is: 138,159.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,998.44 : 255,298.65 = 100,115.51 : x
  2. Step 2: Convert to fraction form
    184,998.44/255,298.65 = 100,115.51/x
  3. Step 3: Cross multiply
    184,998.44x = 255,298.65 × 100,115.51
  4. Step 4: Simplify right side
    184,998.44x = 25,559,352,769.99
  5. Step 5: Solve for x
    x = 25,559,352,769.99/184,998.44
  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.