Home / 184,999.19-255,299.67-100,116.25

Finding the Fourth Proportional to 184,999.19, 255,299.67 and 100,116.25

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Solution

The fourth proportional to 184,999.19, 255,299.67 and 100,116.25 is: 138,160.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.19 : 255,299.67 = 100,116.25 : x
  2. Step 2: Convert to fraction form
    184,999.19/255,299.67 = 100,116.25/x
  3. Step 3: Cross multiply
    184,999.19x = 255,299.67 × 100,116.25
  4. Step 4: Simplify right side
    184,999.19x = 25,559,644,948.39
  5. Step 5: Solve for x
    x = 25,559,644,948.39/184,999.19
  6. Step 6: Final answer
    x = 138,160.85

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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.