Home / 195,578.21-269,875.60-109,525.23

Finding the Fourth Proportional to 195,578.21, 269,875.60 and 109,525.23

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Solution

The fourth proportional to 195,578.21, 269,875.60 and 109,525.23 is: 151,132.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,578.21 : 269,875.60 = 109,525.23 : x
  2. Step 2: Convert to fraction form
    195,578.21/269,875.60 = 109,525.23/x
  3. Step 3: Cross multiply
    195,578.21x = 269,875.60 × 109,525.23
  4. Step 4: Simplify right side
    195,578.21x = 29,558,186,887.57
  5. Step 5: Solve for x
    x = 29,558,186,887.57/195,578.21
  6. Step 6: Final answer
    x = 151,132.31

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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.