Home / 109,290.49-163,847.34-46,069.79

Finding the Fourth Proportional to 109,290.49, 163,847.34 and 46,069.79

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Solution

The fourth proportional to 109,290.49, 163,847.34 and 46,069.79 is: 69,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,290.49 : 163,847.34 = 46,069.79 : x
  2. Step 2: Convert to fraction form
    109,290.49/163,847.34 = 46,069.79/x
  3. Step 3: Cross multiply
    109,290.49x = 163,847.34 × 46,069.79
  4. Step 4: Simplify right side
    109,290.49x = 7,548,411,726.62
  5. Step 5: Solve for x
    x = 7,548,411,726.62/109,290.49
  6. Step 6: Final answer
    x = 69,067.42

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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.