Home / 166,942.98-249,872.43-122,559.78

Finding the Fourth Proportional to 166,942.98, 249,872.43 and 122,559.78

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Solution

The fourth proportional to 166,942.98, 249,872.43 and 122,559.78 is: 183,441.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,942.98 : 249,872.43 = 122,559.78 : x
  2. Step 2: Convert to fraction form
    166,942.98/249,872.43 = 122,559.78/x
  3. Step 3: Cross multiply
    166,942.98x = 249,872.43 × 122,559.78
  4. Step 4: Simplify right side
    166,942.98x = 30,624,310,048.87
  5. Step 5: Solve for x
    x = 30,624,310,048.87/166,942.98
  6. Step 6: Final answer
    x = 183,441.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.