Home / 286,180.24-394,925.80-158,852.56

Finding the Fourth Proportional to 286,180.24, 394,925.80 and 158,852.56

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Solution

The fourth proportional to 286,180.24, 394,925.80 and 158,852.56 is: 219,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,180.24 : 394,925.80 = 158,852.56 : x
  2. Step 2: Convert to fraction form
    286,180.24/394,925.80 = 158,852.56/x
  3. Step 3: Cross multiply
    286,180.24x = 394,925.80 × 158,852.56
  4. Step 4: Simplify right side
    286,180.24x = 62,734,974,340.05
  5. Step 5: Solve for x
    x = 62,734,974,340.05/286,180.24
  6. Step 6: Final answer
    x = 219,214.91

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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.