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Finding the Fourth Proportional to 184,640.70, 254,802.87 and 109,187.58

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Solution

The fourth proportional to 184,640.70, 254,802.87 and 109,187.58 is: 150,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,640.70 : 254,802.87 = 109,187.58 : x
  2. Step 2: Convert to fraction form
    184,640.70/254,802.87 = 109,187.58/x
  3. Step 3: Cross multiply
    184,640.70x = 254,802.87 × 109,187.58
  4. Step 4: Simplify right side
    184,640.70x = 27,821,308,752.35
  5. Step 5: Solve for x
    x = 27,821,308,752.35/184,640.70
  6. Step 6: Final answer
    x = 150,678.09

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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.