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Finding the Fourth Proportional to 148,469.60, 204,879.22 and 88,045.94

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Solution

The fourth proportional to 148,469.60, 204,879.22 and 88,045.94 is: 121,498.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,469.60 : 204,879.22 = 88,045.94 : x
  2. Step 2: Convert to fraction form
    148,469.60/204,879.22 = 88,045.94/x
  3. Step 3: Cross multiply
    148,469.60x = 204,879.22 × 88,045.94
  4. Step 4: Simplify right side
    148,469.60x = 18,038,782,266.86
  5. Step 5: Solve for x
    x = 18,038,782,266.86/148,469.60
  6. Step 6: Final answer
    x = 121,498.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.