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Finding the Fourth Proportional to 184,998.92, 255,085.69 and 136,670.77

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Solution

The fourth proportional to 184,998.92, 255,085.69 and 136,670.77 is: 188,448.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,998.92 : 255,085.69 = 136,670.77 : x
  2. Step 2: Convert to fraction form
    184,998.92/255,085.69 = 136,670.77/x
  3. Step 3: Cross multiply
    184,998.92x = 255,085.69 × 136,670.77
  4. Step 4: Simplify right side
    184,998.92x = 34,862,756,984.93
  5. Step 5: Solve for x
    x = 34,862,756,984.93/184,998.92
  6. Step 6: Final answer
    x = 188,448.44

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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.