Home / 170,579.20-255,868.56-45,920.32

Finding the Fourth Proportional to 170,579.20, 255,868.56 and 45,920.32

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Solution

The fourth proportional to 170,579.20, 255,868.56 and 45,920.32 is: 68,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,579.20 : 255,868.56 = 45,920.32 : x
  2. Step 2: Convert to fraction form
    170,579.20/255,868.56 = 45,920.32/x
  3. Step 3: Cross multiply
    170,579.20x = 255,868.56 × 45,920.32
  4. Step 4: Simplify right side
    170,579.20x = 11,749,566,153.14
  5. Step 5: Solve for x
    x = 11,749,566,153.14/170,579.20
  6. Step 6: Final answer
    x = 68,880.42

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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.