Home / 122,166.25-183,290.38-66,011.38

Finding the Fourth Proportional to 122,166.25, 183,290.38 and 66,011.38

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Solution

The fourth proportional to 122,166.25, 183,290.38 and 66,011.38 is: 99,039.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,166.25 : 183,290.38 = 66,011.38 : x
  2. Step 2: Convert to fraction form
    122,166.25/183,290.38 = 66,011.38/x
  3. Step 3: Cross multiply
    122,166.25x = 183,290.38 × 66,011.38
  4. Step 4: Simplify right side
    122,166.25x = 12,099,250,301.27
  5. Step 5: Solve for x
    x = 12,099,250,301.27/122,166.25
  6. Step 6: Final answer
    x = 99,039.22

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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.