Home / 148,252.77-204,588.55-80,269.81

Finding the Fourth Proportional to 148,252.77, 204,588.55 and 80,269.81

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Solution

The fourth proportional to 148,252.77, 204,588.55 and 80,269.81 is: 110,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,252.77 : 204,588.55 = 80,269.81 : x
  2. Step 2: Convert to fraction form
    148,252.77/204,588.55 = 80,269.81/x
  3. Step 3: Cross multiply
    148,252.77x = 204,588.55 × 80,269.81
  4. Step 4: Simplify right side
    148,252.77x = 16,422,284,036.68
  5. Step 5: Solve for x
    x = 16,422,284,036.68/148,252.77
  6. Step 6: Final answer
    x = 110,772.19

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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.