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Finding the Fourth Proportional to 95,745.40, 143,623.46 and 29,187.68

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Solution

The fourth proportional to 95,745.40, 143,623.46 and 29,187.68 is: 43,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,745.40 : 143,623.46 = 29,187.68 : x
  2. Step 2: Convert to fraction form
    95,745.40/143,623.46 = 29,187.68/x
  3. Step 3: Cross multiply
    95,745.40x = 143,623.46 × 29,187.68
  4. Step 4: Simplify right side
    95,745.40x = 4,192,035,590.97
  5. Step 5: Solve for x
    x = 4,192,035,590.97/95,745.40
  6. Step 6: Final answer
    x = 43,783.15

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1.5x scale

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.