Home / 178,942.52-246,964.60-115,464.84

Finding the Fourth Proportional to 178,942.52, 246,964.60 and 115,464.84

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Solution

The fourth proportional to 178,942.52, 246,964.60 and 115,464.84 is: 159,356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,942.52 : 246,964.60 = 115,464.84 : x
  2. Step 2: Convert to fraction form
    178,942.52/246,964.60 = 115,464.84/x
  3. Step 3: Cross multiply
    178,942.52x = 246,964.60 × 115,464.84
  4. Step 4: Simplify right side
    178,942.52x = 28,515,728,024.66
  5. Step 5: Solve for x
    x = 28,515,728,024.66/178,942.52
  6. Step 6: Final answer
    x = 159,356.92

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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.