Home / 148,133.09-204,422.78-84,469.52

Finding the Fourth Proportional to 148,133.09, 204,422.78 and 84,469.52

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Solution

The fourth proportional to 148,133.09, 204,422.78 and 84,469.52 is: 116,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,133.09 : 204,422.78 = 84,469.52 : x
  2. Step 2: Convert to fraction form
    148,133.09/204,422.78 = 84,469.52/x
  3. Step 3: Cross multiply
    148,133.09x = 204,422.78 × 84,469.52
  4. Step 4: Simplify right side
    148,133.09x = 17,267,494,103.67
  5. Step 5: Solve for x
    x = 17,267,494,103.67/148,133.09
  6. Step 6: Final answer
    x = 116,567.43

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1.5x scale

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.