Home / 166,871.40-248,818.58-148,325.64

Finding the Fourth Proportional to 166,871.40, 248,818.58 and 148,325.64

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Solution

The fourth proportional to 166,871.40, 248,818.58 and 148,325.64 is: 221,165.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,871.40 : 248,818.58 = 148,325.64 : x
  2. Step 2: Convert to fraction form
    166,871.40/248,818.58 = 148,325.64/x
  3. Step 3: Cross multiply
    166,871.40x = 248,818.58 × 148,325.64
  4. Step 4: Simplify right side
    166,871.40x = 36,906,175,122.39
  5. Step 5: Solve for x
    x = 36,906,175,122.39/166,871.40
  6. Step 6: Final answer
    x = 221,165.37

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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.