Home / 109,218.21-163,891.01-46,034.47

Finding the Fourth Proportional to 109,218.21, 163,891.01 and 46,034.47

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Solution

The fourth proportional to 109,218.21, 163,891.01 and 46,034.47 is: 69,078.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,218.21 : 163,891.01 = 46,034.47 : x
  2. Step 2: Convert to fraction form
    109,218.21/163,891.01 = 46,034.47/x
  3. Step 3: Cross multiply
    109,218.21x = 163,891.01 × 46,034.47
  4. Step 4: Simplify right side
    109,218.21x = 7,544,635,783.11
  5. Step 5: Solve for x
    x = 7,544,635,783.11/109,218.21
  6. Step 6: Final answer
    x = 69,078.55

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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.