Home / 118,629.90-177,993.99-52,035.66

Finding the Fourth Proportional to 118,629.90, 177,993.99 and 52,035.66

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Solution

The fourth proportional to 118,629.90, 177,993.99 and 52,035.66 is: 78,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,629.90 : 177,993.99 = 52,035.66 : x
  2. Step 2: Convert to fraction form
    118,629.90/177,993.99 = 52,035.66/x
  3. Step 3: Cross multiply
    118,629.90x = 177,993.99 × 52,035.66
  4. Step 4: Simplify right side
    118,629.90x = 9,262,034,745.68
  5. Step 5: Solve for x
    x = 9,262,034,745.68/118,629.90
  6. Step 6: Final answer
    x = 78,075.04

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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.