Home / 286,422.64-395,280.27-159,097.33

Finding the Fourth Proportional to 286,422.64, 395,280.27 and 159,097.33

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Solution

The fourth proportional to 286,422.64, 395,280.27 and 159,097.33 is: 219,563.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,422.64 : 395,280.27 = 159,097.33 : x
  2. Step 2: Convert to fraction form
    286,422.64/395,280.27 = 159,097.33/x
  3. Step 3: Cross multiply
    286,422.64x = 395,280.27 × 159,097.33
  4. Step 4: Simplify right side
    286,422.64x = 62,888,035,558.68
  5. Step 5: Solve for x
    x = 62,888,035,558.68/286,422.64
  6. Step 6: Final answer
    x = 219,563.77

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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.