Home / 286,171.60-394,934.73-158,849.32

Finding the Fourth Proportional to 286,171.60, 394,934.73 and 158,849.32

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Solution

The fourth proportional to 286,171.60, 394,934.73 and 158,849.32 is: 219,222.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,171.60 : 394,934.73 = 158,849.32 : x
  2. Step 2: Convert to fraction form
    286,171.60/394,934.73 = 158,849.32/x
  3. Step 3: Cross multiply
    286,171.60x = 394,934.73 × 158,849.32
  4. Step 4: Simplify right side
    286,171.60x = 62,735,113,304.88
  5. Step 5: Solve for x
    x = 62,735,113,304.88/286,171.60
  6. Step 6: Final answer
    x = 219,222.01

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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.