Home / 166,015.98-247,729.13-148,123.64

Finding the Fourth Proportional to 166,015.98, 247,729.13 and 148,123.64

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Solution

The fourth proportional to 166,015.98, 247,729.13 and 148,123.64 is: 221,030.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,015.98 : 247,729.13 = 148,123.64 : x
  2. Step 2: Convert to fraction form
    166,015.98/247,729.13 = 148,123.64/x
  3. Step 3: Cross multiply
    166,015.98x = 247,729.13 × 148,123.64
  4. Step 4: Simplify right side
    166,015.98x = 36,694,540,469.63
  5. Step 5: Solve for x
    x = 36,694,540,469.63/166,015.98
  6. Step 6: Final answer
    x = 221,030.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.