Home / 168,200.90-252,301.36-115,450.46

Finding the Fourth Proportional to 168,200.90, 252,301.36 and 115,450.46

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Solution

The fourth proportional to 168,200.90, 252,301.36 and 115,450.46 is: 173,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,200.90 : 252,301.36 = 115,450.46 : x
  2. Step 2: Convert to fraction form
    168,200.90/252,301.36 = 115,450.46/x
  3. Step 3: Cross multiply
    168,200.90x = 252,301.36 × 115,450.46
  4. Step 4: Simplify right side
    168,200.90x = 29,128,308,070.63
  5. Step 5: Solve for x
    x = 29,128,308,070.63/168,200.90
  6. Step 6: Final answer
    x = 173,175.70

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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.