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Finding the Fourth Proportional to 184,898.90, 255,131.97 and 104,320.10

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Solution

The fourth proportional to 184,898.90, 255,131.97 and 104,320.10 is: 143,945.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,898.90 : 255,131.97 = 104,320.10 : x
  2. Step 2: Convert to fraction form
    184,898.90/255,131.97 = 104,320.10/x
  3. Step 3: Cross multiply
    184,898.90x = 255,131.97 × 104,320.10
  4. Step 4: Simplify right side
    184,898.90x = 26,615,392,623.60
  5. Step 5: Solve for x
    x = 26,615,392,623.60/184,898.90
  6. Step 6: Final answer
    x = 143,945.65

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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.