Home / 255,427.56-352,531.98-194,883.72

Finding the Fourth Proportional to 255,427.56, 352,531.98 and 194,883.72

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Solution

The fourth proportional to 255,427.56, 352,531.98 and 194,883.72 is: 268,971.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,427.56 : 352,531.98 = 194,883.72 : x
  2. Step 2: Convert to fraction form
    255,427.56/352,531.98 = 194,883.72/x
  3. Step 3: Cross multiply
    255,427.56x = 352,531.98 × 194,883.72
  4. Step 4: Simplify right side
    255,427.56x = 68,702,743,681.37
  5. Step 5: Solve for x
    x = 68,702,743,681.37/255,427.56
  6. Step 6: Final answer
    x = 268,971.54

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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.