Home / 122,620.98-183,945.87-43,746.42

Finding the Fourth Proportional to 122,620.98, 183,945.87 and 43,746.42

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Solution

The fourth proportional to 122,620.98, 183,945.87 and 43,746.42 is: 65,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,620.98 : 183,945.87 = 43,746.42 : x
  2. Step 2: Convert to fraction form
    122,620.98/183,945.87 = 43,746.42/x
  3. Step 3: Cross multiply
    122,620.98x = 183,945.87 × 43,746.42
  4. Step 4: Simplify right side
    122,620.98x = 8,046,973,286.29
  5. Step 5: Solve for x
    x = 8,046,973,286.29/122,620.98
  6. Step 6: Final answer
    x = 65,624.77

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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.