Home / 149,166.24-223,544.84-78,905.22

Finding the Fourth Proportional to 149,166.24, 223,544.84 and 78,905.22

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Solution

The fourth proportional to 149,166.24, 223,544.84 and 78,905.22 is: 118,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,166.24 : 223,544.84 = 78,905.22 : x
  2. Step 2: Convert to fraction form
    149,166.24/223,544.84 = 78,905.22/x
  3. Step 3: Cross multiply
    149,166.24x = 223,544.84 × 78,905.22
  4. Step 4: Simplify right side
    149,166.24x = 17,638,854,385.54
  5. Step 5: Solve for x
    x = 17,638,854,385.54/149,166.24
  6. Step 6: Final answer
    x = 118,249.64

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