Home / 255,598.01-383,137.27-105,919.73

Finding the Fourth Proportional to 255,598.01, 383,137.27 and 105,919.73

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Solution

The fourth proportional to 255,598.01, 383,137.27 and 105,919.73 is: 158,771.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,598.01 : 383,137.27 = 105,919.73 : x
  2. Step 2: Convert to fraction form
    255,598.01/383,137.27 = 105,919.73/x
  3. Step 3: Cross multiply
    255,598.01x = 383,137.27 × 105,919.73
  4. Step 4: Simplify right side
    255,598.01x = 40,581,793,746.05
  5. Step 5: Solve for x
    x = 40,581,793,746.05/255,598.01
  6. Step 6: Final answer
    x = 158,771.95

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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.