Home / 148,827.33-205,383.33-80,845.11

Finding the Fourth Proportional to 148,827.33, 205,383.33 and 80,845.11

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Solution

The fourth proportional to 148,827.33, 205,383.33 and 80,845.11 is: 111,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,827.33 : 205,383.33 = 80,845.11 : x
  2. Step 2: Convert to fraction form
    148,827.33/205,383.33 = 80,845.11/x
  3. Step 3: Cross multiply
    148,827.33x = 205,383.33 × 80,845.11
  4. Step 4: Simplify right side
    148,827.33x = 16,604,237,906.02
  5. Step 5: Solve for x
    x = 16,604,237,906.02/148,827.33
  6. Step 6: Final answer
    x = 111,567.13

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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.