Home / 184,999.32-255,299.79-100,116.36

Finding the Fourth Proportional to 184,999.32, 255,299.79 and 100,116.36

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Solution

The fourth proportional to 184,999.32, 255,299.79 and 100,116.36 is: 138,160.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.32 : 255,299.79 = 100,116.36 : x
  2. Step 2: Convert to fraction form
    184,999.32/255,299.79 = 100,116.36/x
  3. Step 3: Cross multiply
    184,999.32x = 255,299.79 × 100,116.36
  4. Step 4: Simplify right side
    184,999.32x = 25,559,685,683.56
  5. Step 5: Solve for x
    x = 25,559,685,683.56/184,999.32
  6. Step 6: Final answer
    x = 138,160.97

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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.