Home / 166,747-250,044.90-71,932.45

Finding the Fourth Proportional to 166,747, 250,044.90 and 71,932.45

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Solution

The fourth proportional to 166,747, 250,044.90 and 71,932.45 is: 107,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,747 : 250,044.90 = 71,932.45 : x
  2. Step 2: Convert to fraction form
    166,747/250,044.90 = 71,932.45/x
  3. Step 3: Cross multiply
    166,747x = 250,044.90 × 71,932.45
  4. Step 4: Simplify right side
    166,747x = 17,986,342,267.01
  5. Step 5: Solve for x
    x = 17,986,342,267.01/166,747
  6. Step 6: Final answer
    x = 107,866.06

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1.5x scale

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.