Home / 255,558.98-383,516.33-105,800.04

Finding the Fourth Proportional to 255,558.98, 383,516.33 and 105,800.04

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Solution

The fourth proportional to 255,558.98, 383,516.33 and 105,800.04 is: 158,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,558.98 : 383,516.33 = 105,800.04 : x
  2. Step 2: Convert to fraction form
    255,558.98/383,516.33 = 105,800.04/x
  3. Step 3: Cross multiply
    255,558.98x = 383,516.33 × 105,800.04
  4. Step 4: Simplify right side
    255,558.98x = 40,576,043,319.15
  5. Step 5: Solve for x
    x = 40,576,043,319.15/255,558.98
  6. Step 6: Final answer
    x = 158,773.70

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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.