Home / 98,267.82-135,610.04-55,828.68

Finding the Fourth Proportional to 98,267.82, 135,610.04 and 55,828.68

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Solution

The fourth proportional to 98,267.82, 135,610.04 and 55,828.68 is: 77,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,267.82 : 135,610.04 = 55,828.68 : x
  2. Step 2: Convert to fraction form
    98,267.82/135,610.04 = 55,828.68/x
  3. Step 3: Cross multiply
    98,267.82x = 135,610.04 × 55,828.68
  4. Step 4: Simplify right side
    98,267.82x = 7,570,928,570.75
  5. Step 5: Solve for x
    x = 7,570,928,570.75/98,267.82
  6. Step 6: Final answer
    x = 77,043.83

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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.