Home / 148,425.14-204,824.40-80,440.22

Finding the Fourth Proportional to 148,425.14, 204,824.40 and 80,440.22

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Solution

The fourth proportional to 148,425.14, 204,824.40 and 80,440.22 is: 111,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,425.14 : 204,824.40 = 80,440.22 : x
  2. Step 2: Convert to fraction form
    148,425.14/204,824.40 = 80,440.22/x
  3. Step 3: Cross multiply
    148,425.14x = 204,824.40 × 80,440.22
  4. Step 4: Simplify right side
    148,425.14x = 16,476,119,797.37
  5. Step 5: Solve for x
    x = 16,476,119,797.37/148,425.14
  6. Step 6: Final answer
    x = 111,006.26

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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.