Home / 45,779.20-68,733.60-35,929.60

Finding the Fourth Proportional to 45,779.20, 68,733.60 and 35,929.60

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Solution

The fourth proportional to 45,779.20, 68,733.60 and 35,929.60 is: 53,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779.20 : 68,733.60 = 35,929.60 : x
  2. Step 2: Convert to fraction form
    45,779.20/68,733.60 = 35,929.60/x
  3. Step 3: Cross multiply
    45,779.20x = 68,733.60 × 35,929.60
  4. Step 4: Simplify right side
    45,779.20x = 2,469,570,754.56
  5. Step 5: Solve for x
    x = 2,469,570,754.56/45,779.20
  6. Step 6: Final answer
    x = 53,945.26

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1.5x scale

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.