Home / 112,961.08-169,392.40-38,067.26

Finding the Fourth Proportional to 112,961.08, 169,392.40 and 38,067.26

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Solution

The fourth proportional to 112,961.08, 169,392.40 and 38,067.26 is: 57,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,961.08 : 169,392.40 = 38,067.26 : x
  2. Step 2: Convert to fraction form
    112,961.08/169,392.40 = 38,067.26/x
  3. Step 3: Cross multiply
    112,961.08x = 169,392.40 × 38,067.26
  4. Step 4: Simplify right side
    112,961.08x = 6,448,304,532.82
  5. Step 5: Solve for x
    x = 6,448,304,532.82/112,961.08
  6. Step 6: Final answer
    x = 57,084.30

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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.