Home / 180,324.12-248,842.62-99,749.40

Finding the Fourth Proportional to 180,324.12, 248,842.62 and 99,749.40

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Solution

The fourth proportional to 180,324.12, 248,842.62 and 99,749.40 is: 137,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,324.12 : 248,842.62 = 99,749.40 : x
  2. Step 2: Convert to fraction form
    180,324.12/248,842.62 = 99,749.40/x
  3. Step 3: Cross multiply
    180,324.12x = 248,842.62 × 99,749.40
  4. Step 4: Simplify right side
    180,324.12x = 24,821,902,039.43
  5. Step 5: Solve for x
    x = 24,821,902,039.43/180,324.12
  6. Step 6: Final answer
    x = 137,651.59

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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.