Home / 79,106.76-118,676.07-29,187.14

Finding the Fourth Proportional to 79,106.76, 118,676.07 and 29,187.14

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Solution

The fourth proportional to 79,106.76, 118,676.07 and 29,187.14 is: 43,786.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,106.76 : 118,676.07 = 29,187.14 : x
  2. Step 2: Convert to fraction form
    79,106.76/118,676.07 = 29,187.14/x
  3. Step 3: Cross multiply
    79,106.76x = 118,676.07 × 29,187.14
  4. Step 4: Simplify right side
    79,106.76x = 3,463,814,476.36
  5. Step 5: Solve for x
    x = 3,463,814,476.36/79,106.76
  6. Step 6: Final answer
    x = 43,786.58

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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.