Home / 255,824.60-383,817.09-106,135.52

Finding the Fourth Proportional to 255,824.60, 383,817.09 and 106,135.52

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Solution

The fourth proportional to 255,824.60, 383,817.09 and 106,135.52 is: 159,236.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,824.60 : 383,817.09 = 106,135.52 : x
  2. Step 2: Convert to fraction form
    255,824.60/383,817.09 = 106,135.52/x
  3. Step 3: Cross multiply
    255,824.60x = 383,817.09 × 106,135.52
  4. Step 4: Simplify right side
    255,824.60x = 40,736,626,432.04
  5. Step 5: Solve for x
    x = 40,736,626,432.04/255,824.60
  6. Step 6: Final answer
    x = 159,236.55

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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.