Home / 122,621.98-183,947.37-43,747.42

Finding the Fourth Proportional to 122,621.98, 183,947.37 and 43,747.42

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Solution

The fourth proportional to 122,621.98, 183,947.37 and 43,747.42 is: 65,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,621.98 : 183,947.37 = 43,747.42 : x
  2. Step 2: Convert to fraction form
    122,621.98/183,947.37 = 43,747.42/x
  3. Step 3: Cross multiply
    122,621.98x = 183,947.37 × 43,747.42
  4. Step 4: Simplify right side
    122,621.98x = 8,047,222,853.29
  5. Step 5: Solve for x
    x = 8,047,222,853.29/122,621.98
  6. Step 6: Final answer
    x = 65,626.27

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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.