Home / 122,214.60-183,176.10-109,675.80

Finding the Fourth Proportional to 122,214.60, 183,176.10 and 109,675.80

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Solution

The fourth proportional to 122,214.60, 183,176.10 and 109,675.80 is: 164,382.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,214.60 : 183,176.10 = 109,675.80 : x
  2. Step 2: Convert to fraction form
    122,214.60/183,176.10 = 109,675.80/x
  3. Step 3: Cross multiply
    122,214.60x = 183,176.10 × 109,675.80
  4. Step 4: Simplify right side
    122,214.60x = 20,089,985,308.38
  5. Step 5: Solve for x
    x = 20,089,985,308.38/122,214.60
  6. Step 6: Final answer
    x = 164,382.86

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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.