Home / 82,846.40-124,290.30-26,691.80

Finding the Fourth Proportional to 82,846.40, 124,290.30 and 26,691.80

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Solution

The fourth proportional to 82,846.40, 124,290.30 and 26,691.80 is: 40,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,846.40 : 124,290.30 = 26,691.80 : x
  2. Step 2: Convert to fraction form
    82,846.40/124,290.30 = 26,691.80/x
  3. Step 3: Cross multiply
    82,846.40x = 124,290.30 × 26,691.80
  4. Step 4: Simplify right side
    82,846.40x = 3,317,531,829.54
  5. Step 5: Solve for x
    x = 3,317,531,829.54/82,846.40
  6. Step 6: Final answer
    x = 40,044.37

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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.