Home / 170,742.60-235,514.82-103,674.60

Finding the Fourth Proportional to 170,742.60, 235,514.82 and 103,674.60

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Solution

The fourth proportional to 170,742.60, 235,514.82 and 103,674.60 is: 143,004.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,742.60 : 235,514.82 = 103,674.60 : x
  2. Step 2: Convert to fraction form
    170,742.60/235,514.82 = 103,674.60/x
  3. Step 3: Cross multiply
    170,742.60x = 235,514.82 × 103,674.60
  4. Step 4: Simplify right side
    170,742.60x = 24,416,904,757.57
  5. Step 5: Solve for x
    x = 24,416,904,757.57/170,742.60
  6. Step 6: Final answer
    x = 143,004.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.