Home / 147,391.41-203,375.28-82,852.13

Finding the Fourth Proportional to 147,391.41, 203,375.28 and 82,852.13

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Solution

The fourth proportional to 147,391.41, 203,375.28 and 82,852.13 is: 114,321.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,391.41 : 203,375.28 = 82,852.13 : x
  2. Step 2: Convert to fraction form
    147,391.41/203,375.28 = 82,852.13/x
  3. Step 3: Cross multiply
    147,391.41x = 203,375.28 × 82,852.13
  4. Step 4: Simplify right side
    147,391.41x = 16,850,075,956.48
  5. Step 5: Solve for x
    x = 16,850,075,956.48/147,391.41
  6. Step 6: Final answer
    x = 114,321.96

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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.