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Finding the Fourth Proportional to 184,999.87, 255,272.45 and 108,490.10

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Solution

The fourth proportional to 184,999.87, 255,272.45 and 108,490.10 is: 149,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,999.87 : 255,272.45 = 108,490.10 : x
  2. Step 2: Convert to fraction form
    184,999.87/255,272.45 = 108,490.10/x
  3. Step 3: Cross multiply
    184,999.87x = 255,272.45 × 108,490.10
  4. Step 4: Simplify right side
    184,999.87x = 27,694,533,627.75
  5. Step 5: Solve for x
    x = 27,694,533,627.75/184,999.87
  6. Step 6: Final answer
    x = 149,700.29

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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.