Home / 109,067.25-163,602.95-34,185.75

Finding the Fourth Proportional to 109,067.25, 163,602.95 and 34,185.75

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Solution

The fourth proportional to 109,067.25, 163,602.95 and 34,185.75 is: 51,279.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,067.25 : 163,602.95 = 34,185.75 : x
  2. Step 2: Convert to fraction form
    109,067.25/163,602.95 = 34,185.75/x
  3. Step 3: Cross multiply
    109,067.25x = 163,602.95 × 34,185.75
  4. Step 4: Simplify right side
    109,067.25x = 5,592,889,547.96
  5. Step 5: Solve for x
    x = 5,592,889,547.96/109,067.25
  6. Step 6: Final answer
    x = 51,279.28

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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.