Home / 109,222.39-163,855.46-34,361.38

Finding the Fourth Proportional to 109,222.39, 163,855.46 and 34,361.38

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Solution

The fourth proportional to 109,222.39, 163,855.46 and 34,361.38 is: 51,548.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,222.39 : 163,855.46 = 34,361.38 : x
  2. Step 2: Convert to fraction form
    109,222.39/163,855.46 = 34,361.38/x
  3. Step 3: Cross multiply
    109,222.39x = 163,855.46 × 34,361.38
  4. Step 4: Simplify right side
    109,222.39x = 5,630,299,726.13
  5. Step 5: Solve for x
    x = 5,630,299,726.13/109,222.39
  6. Step 6: Final answer
    x = 51,548.95

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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.