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Finding the Fourth Proportional to 223,368.30, 334,571.31 and 104,862.06

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Solution

The fourth proportional to 223,368.30, 334,571.31 and 104,862.06 is: 157,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,368.30 : 334,571.31 = 104,862.06 : x
  2. Step 2: Convert to fraction form
    223,368.30/334,571.31 = 104,862.06/x
  3. Step 3: Cross multiply
    223,368.30x = 334,571.31 × 104,862.06
  4. Step 4: Simplify right side
    223,368.30x = 35,083,836,783.50
  5. Step 5: Solve for x
    x = 35,083,836,783.50/223,368.30
  6. Step 6: Final answer
    x = 157,067.21

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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.