Home / 178,786.44-246,713.04-107,130.60

Finding the Fourth Proportional to 178,786.44, 246,713.04 and 107,130.60

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Solution

The fourth proportional to 178,786.44, 246,713.04 and 107,130.60 is: 147,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,786.44 : 246,713.04 = 107,130.60 : x
  2. Step 2: Convert to fraction form
    178,786.44/246,713.04 = 107,130.60/x
  3. Step 3: Cross multiply
    178,786.44x = 246,713.04 × 107,130.60
  4. Step 4: Simplify right side
    178,786.44x = 26,430,516,003.02
  5. Step 5: Solve for x
    x = 26,430,516,003.02/178,786.44
  6. Step 6: Final answer
    x = 147,832.89

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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.