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Finding the Fourth Proportional to 178,804.03, 246,664.31 and 130,301.97

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Solution

The fourth proportional to 178,804.03, 246,664.31 and 130,301.97 is: 179,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,804.03 : 246,664.31 = 130,301.97 : x
  2. Step 2: Convert to fraction form
    178,804.03/246,664.31 = 130,301.97/x
  3. Step 3: Cross multiply
    178,804.03x = 246,664.31 × 130,301.97
  4. Step 4: Simplify right side
    178,804.03x = 32,140,844,433.82
  5. Step 5: Solve for x
    x = 32,140,844,433.82/178,804.03
  6. Step 6: Final answer
    x = 179,754.59

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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.