Home / 252,784.28-348,844.38-139,608.92

Finding the Fourth Proportional to 252,784.28, 348,844.38 and 139,608.92

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Solution

The fourth proportional to 252,784.28, 348,844.38 and 139,608.92 is: 192,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,784.28 : 348,844.38 = 139,608.92 : x
  2. Step 2: Convert to fraction form
    252,784.28/348,844.38 = 139,608.92/x
  3. Step 3: Cross multiply
    252,784.28x = 348,844.38 × 139,608.92
  4. Step 4: Simplify right side
    252,784.28x = 48,701,787,139.87
  5. Step 5: Solve for x
    x = 48,701,787,139.87/252,784.28
  6. Step 6: Final answer
    x = 192,661.45

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