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Finding the Fourth Proportional to 184,074.93, 254,009.12 and 103,486.82

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Solution

The fourth proportional to 184,074.93, 254,009.12 and 103,486.82 is: 142,803.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,074.93 : 254,009.12 = 103,486.82 : x
  2. Step 2: Convert to fraction form
    184,074.93/254,009.12 = 103,486.82/x
  3. Step 3: Cross multiply
    184,074.93x = 254,009.12 × 103,486.82
  4. Step 4: Simplify right side
    184,074.93x = 26,286,594,292.32
  5. Step 5: Solve for x
    x = 26,286,594,292.32/184,074.93
  6. Step 6: Final answer
    x = 142,803.77

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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.