Home / 122,804.49-184,196.18-74,760.63

Finding the Fourth Proportional to 122,804.49, 184,196.18 and 74,760.63

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Solution

The fourth proportional to 122,804.49, 184,196.18 and 74,760.63 is: 112,134.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,804.49 : 184,196.18 = 74,760.63 : x
  2. Step 2: Convert to fraction form
    122,804.49/184,196.18 = 74,760.63/x
  3. Step 3: Cross multiply
    122,804.49x = 184,196.18 × 74,760.63
  4. Step 4: Simplify right side
    122,804.49x = 13,770,621,956.56
  5. Step 5: Solve for x
    x = 13,770,621,956.56/122,804.49
  6. Step 6: Final answer
    x = 112,134.51

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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.