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Finding the Fourth Proportional to 184,774.66, 254,989.03 and 99,891.72

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Solution

The fourth proportional to 184,774.66, 254,989.03 and 99,891.72 is: 137,850.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,774.66 : 254,989.03 = 99,891.72 : x
  2. Step 2: Convert to fraction form
    184,774.66/254,989.03 = 99,891.72/x
  3. Step 3: Cross multiply
    184,774.66x = 254,989.03 × 99,891.72
  4. Step 4: Simplify right side
    184,774.66x = 25,471,292,787.83
  5. Step 5: Solve for x
    x = 25,471,292,787.83/184,774.66
  6. Step 6: Final answer
    x = 137,850.57

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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.