Home / 95,419.12-143,128.74-33,089.68

Finding the Fourth Proportional to 95,419.12, 143,128.74 and 33,089.68

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Solution

The fourth proportional to 95,419.12, 143,128.74 and 33,089.68 is: 49,634.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,419.12 : 143,128.74 = 33,089.68 : x
  2. Step 2: Convert to fraction form
    95,419.12/143,128.74 = 33,089.68/x
  3. Step 3: Cross multiply
    95,419.12x = 143,128.74 × 33,089.68
  4. Step 4: Simplify right side
    95,419.12x = 4,736,084,205.40
  5. Step 5: Solve for x
    x = 4,736,084,205.40/95,419.12
  6. Step 6: Final answer
    x = 49,634.54

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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.