Home / 170,660.49-255,994.43-52,329.21

Finding the Fourth Proportional to 170,660.49, 255,994.43 and 52,329.21

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Solution

The fourth proportional to 170,660.49, 255,994.43 and 52,329.21 is: 78,494.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,660.49 : 255,994.43 = 52,329.21 : x
  2. Step 2: Convert to fraction form
    170,660.49/255,994.43 = 52,329.21/x
  3. Step 3: Cross multiply
    170,660.49x = 255,994.43 × 52,329.21
  4. Step 4: Simplify right side
    170,660.49x = 13,395,986,024.65
  5. Step 5: Solve for x
    x = 13,395,986,024.65/170,660.49
  6. Step 6: Final answer
    x = 78,494.95

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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.