Home / 90,293.03-135,413.42-27,110.60

Finding the Fourth Proportional to 90,293.03, 135,413.42 and 27,110.60

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Solution

The fourth proportional to 90,293.03, 135,413.42 and 27,110.60 is: 40,658.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,293.03 : 135,413.42 = 27,110.60 : x
  2. Step 2: Convert to fraction form
    90,293.03/135,413.42 = 27,110.60/x
  3. Step 3: Cross multiply
    90,293.03x = 135,413.42 × 27,110.60
  4. Step 4: Simplify right side
    90,293.03x = 3,671,138,251.63
  5. Step 5: Solve for x
    x = 3,671,138,251.63/90,293.03
  6. Step 6: Final answer
    x = 40,658.05

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1.5x scale

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.