Home / 170,448.90-255,673.29-52,120.23

Finding the Fourth Proportional to 170,448.90, 255,673.29 and 52,120.23

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Solution

The fourth proportional to 170,448.90, 255,673.29 and 52,120.23 is: 78,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,448.90 : 255,673.29 = 52,120.23 : x
  2. Step 2: Convert to fraction form
    170,448.90/255,673.29 = 52,120.23/x
  3. Step 3: Cross multiply
    170,448.90x = 255,673.29 × 52,120.23
  4. Step 4: Simplify right side
    170,448.90x = 13,325,750,679.66
  5. Step 5: Solve for x
    x = 13,325,750,679.66/170,448.90
  6. Step 6: Final answer
    x = 78,180.33

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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.