Home / 171,766.35-257,651.33-47,107.35

Finding the Fourth Proportional to 171,766.35, 257,651.33 and 47,107.35

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Solution

The fourth proportional to 171,766.35, 257,651.33 and 47,107.35 is: 70,661.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,766.35 : 257,651.33 = 47,107.35 : x
  2. Step 2: Convert to fraction form
    171,766.35/257,651.33 = 47,107.35/x
  3. Step 3: Cross multiply
    171,766.35x = 257,651.33 × 47,107.35
  4. Step 4: Simplify right side
    171,766.35x = 12,137,271,144.74
  5. Step 5: Solve for x
    x = 12,137,271,144.74/171,766.35
  6. Step 6: Final answer
    x = 70,661.52

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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.