Home / 95,965.06-143,886-39,843.90

Finding the Fourth Proportional to 95,965.06, 143,886 and 39,843.90

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Solution

The fourth proportional to 95,965.06, 143,886 and 39,843.90 is: 59,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,965.06 : 143,886 = 39,843.90 : x
  2. Step 2: Convert to fraction form
    95,965.06/143,886 = 39,843.90/x
  3. Step 3: Cross multiply
    95,965.06x = 143,886 × 39,843.90
  4. Step 4: Simplify right side
    95,965.06x = 5,732,979,395.40
  5. Step 5: Solve for x
    x = 5,732,979,395.40/95,965.06
  6. Step 6: Final answer
    x = 59,740.28

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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.