Home / 184,991.13-255,289.58-100,110.01

Finding the Fourth Proportional to 184,991.13, 255,289.58 and 100,110.01

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Solution

The fourth proportional to 184,991.13, 255,289.58 and 100,110.01 is: 138,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,991.13 : 255,289.58 = 100,110.01 : x
  2. Step 2: Convert to fraction form
    184,991.13/255,289.58 = 100,110.01/x
  3. Step 3: Cross multiply
    184,991.13x = 255,289.58 × 100,110.01
  4. Step 4: Simplify right side
    184,991.13x = 25,557,042,406.70
  5. Step 5: Solve for x
    x = 25,557,042,406.70/184,991.13
  6. Step 6: Final answer
    x = 138,152.80

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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.