Home / 82,529.93-113,891.78-48,539.85

Finding the Fourth Proportional to 82,529.93, 113,891.78 and 48,539.85

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Solution

The fourth proportional to 82,529.93, 113,891.78 and 48,539.85 is: 66,985.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,529.93 : 113,891.78 = 48,539.85 : x
  2. Step 2: Convert to fraction form
    82,529.93/113,891.78 = 48,539.85/x
  3. Step 3: Cross multiply
    82,529.93x = 113,891.78 × 48,539.85
  4. Step 4: Simplify right side
    82,529.93x = 5,528,289,674.73
  5. Step 5: Solve for x
    x = 5,528,289,674.73/82,529.93
  6. Step 6: Final answer
    x = 66,985.27

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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.