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Finding the Fourth Proportional to 184,804.20, 277,206.30 and 131,927.40

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Solution

The fourth proportional to 184,804.20, 277,206.30 and 131,927.40 is: 197,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,804.20 : 277,206.30 = 131,927.40 : x
  2. Step 2: Convert to fraction form
    184,804.20/277,206.30 = 131,927.40/x
  3. Step 3: Cross multiply
    184,804.20x = 277,206.30 × 131,927.40
  4. Step 4: Simplify right side
    184,804.20x = 36,571,106,422.62
  5. Step 5: Solve for x
    x = 36,571,106,422.62/184,804.20
  6. Step 6: Final answer
    x = 197,891.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.