Home / 148,271.22-204,628.92-84,618.54

Finding the Fourth Proportional to 148,271.22, 204,628.92 and 84,618.54

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Solution

The fourth proportional to 148,271.22, 204,628.92 and 84,618.54 is: 116,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,271.22 : 204,628.92 = 84,618.54 : x
  2. Step 2: Convert to fraction form
    148,271.22/204,628.92 = 84,618.54/x
  3. Step 3: Cross multiply
    148,271.22x = 204,628.92 × 84,618.54
  4. Step 4: Simplify right side
    148,271.22x = 17,315,400,452.18
  5. Step 5: Solve for x
    x = 17,315,400,452.18/148,271.22
  6. Step 6: Final answer
    x = 116,781.94

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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.