Home / 168,300.03-252,190.55-82,812.76

Finding the Fourth Proportional to 168,300.03, 252,190.55 and 82,812.76

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Solution

The fourth proportional to 168,300.03, 252,190.55 and 82,812.76 is: 124,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,300.03 : 252,190.55 = 82,812.76 : x
  2. Step 2: Convert to fraction form
    168,300.03/252,190.55 = 82,812.76/x
  3. Step 3: Cross multiply
    168,300.03x = 252,190.55 × 82,812.76
  4. Step 4: Simplify right side
    168,300.03x = 20,884,596,302.60
  5. Step 5: Solve for x
    x = 20,884,596,302.60/168,300.03
  6. Step 6: Final answer
    x = 124,091.46

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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.