Home / 82,442.76-113,738.58-53,795.94

Finding the Fourth Proportional to 82,442.76, 113,738.58 and 53,795.94

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Solution

The fourth proportional to 82,442.76, 113,738.58 and 53,795.94 is: 74,217.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,442.76 : 113,738.58 = 53,795.94 : x
  2. Step 2: Convert to fraction form
    82,442.76/113,738.58 = 53,795.94/x
  3. Step 3: Cross multiply
    82,442.76x = 113,738.58 × 53,795.94
  4. Step 4: Simplify right side
    82,442.76x = 6,118,673,825.37
  5. Step 5: Solve for x
    x = 6,118,673,825.37/82,442.76
  6. Step 6: Final answer
    x = 74,217.24

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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.