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Finding the Fourth Proportional to 82,453.66, 113,786.34 and 44,728.18

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Solution

The fourth proportional to 82,453.66, 113,786.34 and 44,728.18 is: 61,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,453.66 : 113,786.34 = 44,728.18 : x
  2. Step 2: Convert to fraction form
    82,453.66/113,786.34 = 44,728.18/x
  3. Step 3: Cross multiply
    82,453.66x = 113,786.34 × 44,728.18
  4. Step 4: Simplify right side
    82,453.66x = 5,089,455,897.06
  5. Step 5: Solve for x
    x = 5,089,455,897.06/82,453.66
  6. Step 6: Final answer
    x = 61,725.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.