Home / 76,582.54-105,676.94-44,311.60

Finding the Fourth Proportional to 76,582.54, 105,676.94 and 44,311.60

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Solution

The fourth proportional to 76,582.54, 105,676.94 and 44,311.60 is: 61,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,582.54 : 105,676.94 = 44,311.60 : x
  2. Step 2: Convert to fraction form
    76,582.54/105,676.94 = 44,311.60/x
  3. Step 3: Cross multiply
    76,582.54x = 105,676.94 × 44,311.60
  4. Step 4: Simplify right side
    76,582.54x = 4,682,714,294.50
  5. Step 5: Solve for x
    x = 4,682,714,294.50/76,582.54
  6. Step 6: Final answer
    x = 61,145.98

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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.