Home / 190,862.31-263,422.40-110,336.52

Finding the Fourth Proportional to 190,862.31, 263,422.40 and 110,336.52

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Solution

The fourth proportional to 190,862.31, 263,422.40 and 110,336.52 is: 152,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,862.31 : 263,422.40 = 110,336.52 : x
  2. Step 2: Convert to fraction form
    190,862.31/263,422.40 = 110,336.52/x
  3. Step 3: Cross multiply
    190,862.31x = 263,422.40 × 110,336.52
  4. Step 4: Simplify right side
    190,862.31x = 29,065,110,906.05
  5. Step 5: Solve for x
    x = 29,065,110,906.05/190,862.31
  6. Step 6: Final answer
    x = 152,283.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.