Home / 98,193.62-135,505.96-55,749.41

Finding the Fourth Proportional to 98,193.62, 135,505.96 and 55,749.41

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Solution

The fourth proportional to 98,193.62, 135,505.96 and 55,749.41 is: 76,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,193.62 : 135,505.96 = 55,749.41 : x
  2. Step 2: Convert to fraction form
    98,193.62/135,505.96 = 55,749.41/x
  3. Step 3: Cross multiply
    98,193.62x = 135,505.96 × 55,749.41
  4. Step 4: Simplify right side
    98,193.62x = 7,554,378,088.54
  5. Step 5: Solve for x
    x = 7,554,378,088.54/98,193.62
  6. Step 6: Final answer
    x = 76,933.49

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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.