Home / 190,967.32-263,542.38-130,664.44

Finding the Fourth Proportional to 190,967.32, 263,542.38 and 130,664.44

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Solution

The fourth proportional to 190,967.32, 263,542.38 and 130,664.44 is: 180,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,967.32 : 263,542.38 = 130,664.44 : x
  2. Step 2: Convert to fraction form
    190,967.32/263,542.38 = 130,664.44/x
  3. Step 3: Cross multiply
    190,967.32x = 263,542.38 × 130,664.44
  4. Step 4: Simplify right side
    190,967.32x = 34,435,617,498.97
  5. Step 5: Solve for x
    x = 34,435,617,498.97/190,967.32
  6. Step 6: Final answer
    x = 180,322.04

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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.