Home / 170,212.50-255,318.75-45,550.26

Finding the Fourth Proportional to 170,212.50, 255,318.75 and 45,550.26

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Solution

The fourth proportional to 170,212.50, 255,318.75 and 45,550.26 is: 68,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,212.50 : 255,318.75 = 45,550.26 : x
  2. Step 2: Convert to fraction form
    170,212.50/255,318.75 = 45,550.26/x
  3. Step 3: Cross multiply
    170,212.50x = 255,318.75 × 45,550.26
  4. Step 4: Simplify right side
    170,212.50x = 11,629,835,445.38
  5. Step 5: Solve for x
    x = 11,629,835,445.38/170,212.50
  6. Step 6: Final answer
    x = 68,325.39

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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.