Home / 252,942.96-379,707.60-147,837.36

Finding the Fourth Proportional to 252,942.96, 379,707.60 and 147,837.36

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Solution

The fourth proportional to 252,942.96, 379,707.60 and 147,837.36 is: 221,927.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,942.96 : 379,707.60 = 147,837.36 : x
  2. Step 2: Convert to fraction form
    252,942.96/379,707.60 = 147,837.36/x
  3. Step 3: Cross multiply
    252,942.96x = 379,707.60 × 147,837.36
  4. Step 4: Simplify right side
    252,942.96x = 56,134,969,155.94
  5. Step 5: Solve for x
    x = 56,134,969,155.94/252,942.96
  6. Step 6: Final answer
    x = 221,927.38

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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.