Home / 195,121.34-292,675.26-82,729.28

Finding the Fourth Proportional to 195,121.34, 292,675.26 and 82,729.28

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Solution

The fourth proportional to 195,121.34, 292,675.26 and 82,729.28 is: 124,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,121.34 : 292,675.26 = 82,729.28 : x
  2. Step 2: Convert to fraction form
    195,121.34/292,675.26 = 82,729.28/x
  3. Step 3: Cross multiply
    195,121.34x = 292,675.26 × 82,729.28
  4. Step 4: Simplify right side
    195,121.34x = 24,212,813,533.61
  5. Step 5: Solve for x
    x = 24,212,813,533.61/195,121.34
  6. Step 6: Final answer
    x = 124,091.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.