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Finding the Fourth Proportional to 184,722.52, 254,914.12 and 104,150.20

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Solution

The fourth proportional to 184,722.52, 254,914.12 and 104,150.20 is: 143,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,722.52 : 254,914.12 = 104,150.20 : x
  2. Step 2: Convert to fraction form
    184,722.52/254,914.12 = 104,150.20/x
  3. Step 3: Cross multiply
    184,722.52x = 254,914.12 × 104,150.20
  4. Step 4: Simplify right side
    184,722.52x = 26,549,356,580.82
  5. Step 5: Solve for x
    x = 26,549,356,580.82/184,722.52
  6. Step 6: Final answer
    x = 143,725.61

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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.