Home / 82,896.51-124,441.44-40,811.34

Finding the Fourth Proportional to 82,896.51, 124,441.44 and 40,811.34

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Solution

The fourth proportional to 82,896.51, 124,441.44 and 40,811.34 is: 61,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896.51 : 124,441.44 = 40,811.34 : x
  2. Step 2: Convert to fraction form
    82,896.51/124,441.44 = 40,811.34/x
  3. Step 3: Cross multiply
    82,896.51x = 124,441.44 × 40,811.34
  4. Step 4: Simplify right side
    82,896.51x = 5,078,621,917.93
  5. Step 5: Solve for x
    x = 5,078,621,917.93/82,896.51
  6. Step 6: Final answer
    x = 61,264.60

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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.