Home / 122,661.09-184,063.01-51,578.57

Finding the Fourth Proportional to 122,661.09, 184,063.01 and 51,578.57

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Solution

The fourth proportional to 122,661.09, 184,063.01 and 51,578.57 is: 77,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,661.09 : 184,063.01 = 51,578.57 : x
  2. Step 2: Convert to fraction form
    122,661.09/184,063.01 = 51,578.57/x
  3. Step 3: Cross multiply
    122,661.09x = 184,063.01 × 51,578.57
  4. Step 4: Simplify right side
    122,661.09x = 9,493,707,047.96
  5. Step 5: Solve for x
    x = 9,493,707,047.96/122,661.09
  6. Step 6: Final answer
    x = 77,397.87

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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.