Home / 82,961.22-124,483.36-37,982.49

Finding the Fourth Proportional to 82,961.22, 124,483.36 and 37,982.49

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Solution

The fourth proportional to 82,961.22, 124,483.36 and 37,982.49 is: 56,992.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,961.22 : 124,483.36 = 37,982.49 : x
  2. Step 2: Convert to fraction form
    82,961.22/124,483.36 = 37,982.49/x
  3. Step 3: Cross multiply
    82,961.22x = 124,483.36 × 37,982.49
  4. Step 4: Simplify right side
    82,961.22x = 4,728,187,976.37
  5. Step 5: Solve for x
    x = 4,728,187,976.37/82,961.22
  6. Step 6: Final answer
    x = 56,992.75

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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.