Home / 79,285.04-118,844.31-26,676.26

Finding the Fourth Proportional to 79,285.04, 118,844.31 and 26,676.26

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Solution

The fourth proportional to 79,285.04, 118,844.31 and 26,676.26 is: 39,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,285.04 : 118,844.31 = 26,676.26 : x
  2. Step 2: Convert to fraction form
    79,285.04/118,844.31 = 26,676.26/x
  3. Step 3: Cross multiply
    79,285.04x = 118,844.31 × 26,676.26
  4. Step 4: Simplify right side
    79,285.04x = 3,170,321,713.08
  5. Step 5: Solve for x
    x = 3,170,321,713.08/79,285.04
  6. Step 6: Final answer
    x = 39,986.38

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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.