Home / 98,116.94-135,399.62-55,096.76

Finding the Fourth Proportional to 98,116.94, 135,399.62 and 55,096.76

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Solution

The fourth proportional to 98,116.94, 135,399.62 and 55,096.76 is: 76,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,116.94 : 135,399.62 = 55,096.76 : x
  2. Step 2: Convert to fraction form
    98,116.94/135,399.62 = 55,096.76/x
  3. Step 3: Cross multiply
    98,116.94x = 135,399.62 × 55,096.76
  4. Step 4: Simplify right side
    98,116.94x = 7,460,080,843.47
  5. Step 5: Solve for x
    x = 7,460,080,843.47/98,116.94
  6. Step 6: Final answer
    x = 76,032.54

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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.