Home / 158,503.14-218,756.76-98,093.26

Finding the Fourth Proportional to 158,503.14, 218,756.76 and 98,093.26

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Solution

The fourth proportional to 158,503.14, 218,756.76 and 98,093.26 is: 135,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,503.14 : 218,756.76 = 98,093.26 : x
  2. Step 2: Convert to fraction form
    158,503.14/218,756.76 = 98,093.26/x
  3. Step 3: Cross multiply
    158,503.14x = 218,756.76 × 98,093.26
  4. Step 4: Simplify right side
    158,503.14x = 21,458,563,735.44
  5. Step 5: Solve for x
    x = 21,458,563,735.44/158,503.14
  6. Step 6: Final answer
    x = 135,382.58

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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.