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Finding the Fourth Proportional to 184,887.96, 255,123.44 and 104,310.78

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Solution

The fourth proportional to 184,887.96, 255,123.44 and 104,310.78 is: 143,936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,887.96 : 255,123.44 = 104,310.78 : x
  2. Step 2: Convert to fraction form
    184,887.96/255,123.44 = 104,310.78/x
  3. Step 3: Cross multiply
    184,887.96x = 255,123.44 × 104,310.78
  4. Step 4: Simplify right side
    184,887.96x = 26,612,123,225.51
  5. Step 5: Solve for x
    x = 26,612,123,225.51/184,887.96
  6. Step 6: Final answer
    x = 143,936.49

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1.5x scale

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.