Home / 66,067.83-99,069.45-46,086.90

Finding the Fourth Proportional to 66,067.83, 99,069.45 and 46,086.90

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Solution

The fourth proportional to 66,067.83, 99,069.45 and 46,086.90 is: 69,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,067.83 : 99,069.45 = 46,086.90 : x
  2. Step 2: Convert to fraction form
    66,067.83/99,069.45 = 46,086.90/x
  3. Step 3: Cross multiply
    66,067.83x = 99,069.45 × 46,086.90
  4. Step 4: Simplify right side
    66,067.83x = 4,565,803,958.36
  5. Step 5: Solve for x
    x = 4,565,803,958.36/66,067.83
  6. Step 6: Final answer
    x = 69,107.82

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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.