Home / 155,947.22-233,879.31-43,620.47

Finding the Fourth Proportional to 155,947.22, 233,879.31 and 43,620.47

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Solution

The fourth proportional to 155,947.22, 233,879.31 and 43,620.47 is: 65,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,947.22 : 233,879.31 = 43,620.47 : x
  2. Step 2: Convert to fraction form
    155,947.22/233,879.31 = 43,620.47/x
  3. Step 3: Cross multiply
    155,947.22x = 233,879.31 × 43,620.47
  4. Step 4: Simplify right side
    155,947.22x = 10,201,924,256.08
  5. Step 5: Solve for x
    x = 10,201,924,256.08/155,947.22
  6. Step 6: Final answer
    x = 65,419.09

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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.