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Finding the Fourth Proportional to 255,745.88, 352,950.33 and 141,046.96

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Solution

The fourth proportional to 255,745.88, 352,950.33 and 141,046.96 is: 194,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,745.88 : 352,950.33 = 141,046.96 : x
  2. Step 2: Convert to fraction form
    255,745.88/352,950.33 = 141,046.96/x
  3. Step 3: Cross multiply
    255,745.88x = 352,950.33 × 141,046.96
  4. Step 4: Simplify right side
    255,745.88x = 49,782,572,378.50
  5. Step 5: Solve for x
    x = 49,782,572,378.50/255,745.88
  6. Step 6: Final answer
    x = 194,656.40

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1.5x scale

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.