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Finding the Fourth Proportional to 184,902.87, 255,165.85 and 100,019.93

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Solution

The fourth proportional to 184,902.87, 255,165.85 and 100,019.93 is: 138,027.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,902.87 : 255,165.85 = 100,019.93 : x
  2. Step 2: Convert to fraction form
    184,902.87/255,165.85 = 100,019.93/x
  3. Step 3: Cross multiply
    184,902.87x = 255,165.85 × 100,019.93
  4. Step 4: Simplify right side
    184,902.87x = 25,521,670,843.26
  5. Step 5: Solve for x
    x = 25,521,670,843.26/184,902.87
  6. Step 6: Final answer
    x = 138,027.45

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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.