Home / 286,361.06-395,178.27-159,048.50

Finding the Fourth Proportional to 286,361.06, 395,178.27 and 159,048.50

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Solution

The fourth proportional to 286,361.06, 395,178.27 and 159,048.50 is: 219,486.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,361.06 : 395,178.27 = 159,048.50 : x
  2. Step 2: Convert to fraction form
    286,361.06/395,178.27 = 159,048.50/x
  3. Step 3: Cross multiply
    286,361.06x = 395,178.27 × 159,048.50
  4. Step 4: Simplify right side
    286,361.06x = 62,852,512,064.04
  5. Step 5: Solve for x
    x = 62,852,512,064.04/286,361.06
  6. Step 6: Final answer
    x = 219,486.94

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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.