Home / 138,268.96-207,433.68-44,784.16

Finding the Fourth Proportional to 138,268.96, 207,433.68 and 44,784.16

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Solution

The fourth proportional to 138,268.96, 207,433.68 and 44,784.16 is: 67,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,268.96 : 207,433.68 = 44,784.16 : x
  2. Step 2: Convert to fraction form
    138,268.96/207,433.68 = 44,784.16/x
  3. Step 3: Cross multiply
    138,268.96x = 207,433.68 × 44,784.16
  4. Step 4: Simplify right side
    138,268.96x = 9,289,743,114.51
  5. Step 5: Solve for x
    x = 9,289,743,114.51/138,268.96
  6. Step 6: Final answer
    x = 67,186.03

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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.