Home / 107,667.16-161,511.49-41,163.23

Finding the Fourth Proportional to 107,667.16, 161,511.49 and 41,163.23

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Solution

The fourth proportional to 107,667.16, 161,511.49 and 41,163.23 is: 61,748.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,667.16 : 161,511.49 = 41,163.23 : x
  2. Step 2: Convert to fraction form
    107,667.16/161,511.49 = 41,163.23/x
  3. Step 3: Cross multiply
    107,667.16x = 161,511.49 × 41,163.23
  4. Step 4: Simplify right side
    107,667.16x = 6,648,334,610.51
  5. Step 5: Solve for x
    x = 6,648,334,610.51/107,667.16
  6. Step 6: Final answer
    x = 61,748.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.