Home / 66,023.24-91,109.52-35,808.02

Finding the Fourth Proportional to 66,023.24, 91,109.52 and 35,808.02

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Solution

The fourth proportional to 66,023.24, 91,109.52 and 35,808.02 is: 49,413.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,023.24 : 91,109.52 = 35,808.02 : x
  2. Step 2: Convert to fraction form
    66,023.24/91,109.52 = 35,808.02/x
  3. Step 3: Cross multiply
    66,023.24x = 91,109.52 × 35,808.02
  4. Step 4: Simplify right side
    66,023.24x = 3,262,451,514.35
  5. Step 5: Solve for x
    x = 3,262,451,514.35/66,023.24
  6. Step 6: Final answer
    x = 49,413.68

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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.