Home / 170,782.75-256,174.17-46,123.75

Finding the Fourth Proportional to 170,782.75, 256,174.17 and 46,123.75

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Solution

The fourth proportional to 170,782.75, 256,174.17 and 46,123.75 is: 69,185.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,782.75 : 256,174.17 = 46,123.75 : x
  2. Step 2: Convert to fraction form
    170,782.75/256,174.17 = 46,123.75/x
  3. Step 3: Cross multiply
    170,782.75x = 256,174.17 × 46,123.75
  4. Step 4: Simplify right side
    170,782.75x = 11,815,713,373.54
  5. Step 5: Solve for x
    x = 11,815,713,373.54/170,782.75
  6. Step 6: Final answer
    x = 69,185.64

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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.