Home / 170,291.38-255,452.46-65,111.26

Finding the Fourth Proportional to 170,291.38, 255,452.46 and 65,111.26

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Solution

The fourth proportional to 170,291.38, 255,452.46 and 65,111.26 is: 97,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,291.38 : 255,452.46 = 65,111.26 : x
  2. Step 2: Convert to fraction form
    170,291.38/255,452.46 = 65,111.26/x
  3. Step 3: Cross multiply
    170,291.38x = 255,452.46 × 65,111.26
  4. Step 4: Simplify right side
    170,291.38x = 16,632,831,540.70
  5. Step 5: Solve for x
    x = 16,632,831,540.70/170,291.38
  6. Step 6: Final answer
    x = 97,672.77

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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.