Home / 286,076.77-394,804.44-158,752.37

Finding the Fourth Proportional to 286,076.77, 394,804.44 and 158,752.37

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Solution

The fourth proportional to 286,076.77, 394,804.44 and 158,752.37 is: 219,088.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,076.77 : 394,804.44 = 158,752.37 : x
  2. Step 2: Convert to fraction form
    286,076.77/394,804.44 = 158,752.37/x
  3. Step 3: Cross multiply
    286,076.77x = 394,804.44 × 158,752.37
  4. Step 4: Simplify right side
    286,076.77x = 62,676,140,536.52
  5. Step 5: Solve for x
    x = 62,676,140,536.52/286,076.77
  6. Step 6: Final answer
    x = 219,088.54

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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.