Home / 214,413.12-295,879.68-118,911.36

Finding the Fourth Proportional to 214,413.12, 295,879.68 and 118,911.36

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Solution

The fourth proportional to 214,413.12, 295,879.68 and 118,911.36 is: 164,091.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,413.12 : 295,879.68 = 118,911.36 : x
  2. Step 2: Convert to fraction form
    214,413.12/295,879.68 = 118,911.36/x
  3. Step 3: Cross multiply
    214,413.12x = 295,879.68 × 118,911.36
  4. Step 4: Simplify right side
    214,413.12x = 35,183,455,145.16
  5. Step 5: Solve for x
    x = 35,183,455,145.16/214,413.12
  6. Step 6: Final answer
    x = 164,091.89

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1.5x scale

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.