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Finding the Fourth Proportional to 184,145.62, 254,123.58 and 108,694.12

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Solution

The fourth proportional to 184,145.62, 254,123.58 and 108,694.12 is: 149,999.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,145.62 : 254,123.58 = 108,694.12 : x
  2. Step 2: Convert to fraction form
    184,145.62/254,123.58 = 108,694.12/x
  3. Step 3: Cross multiply
    184,145.62x = 254,123.58 × 108,694.12
  4. Step 4: Simplify right side
    184,145.62x = 27,621,738,899.35
  5. Step 5: Solve for x
    x = 27,621,738,899.35/184,145.62
  6. Step 6: Final answer
    x = 149,999.43

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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.