Home / 293,589.40-405,139.83-166,265.92

Finding the Fourth Proportional to 293,589.40, 405,139.83 and 166,265.92

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Solution

The fourth proportional to 293,589.40, 405,139.83 and 166,265.92 is: 229,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,589.40 : 405,139.83 = 166,265.92 : x
  2. Step 2: Convert to fraction form
    293,589.40/405,139.83 = 166,265.92/x
  3. Step 3: Cross multiply
    293,589.40x = 405,139.83 × 166,265.92
  4. Step 4: Simplify right side
    293,589.40x = 67,360,946,563.59
  5. Step 5: Solve for x
    x = 67,360,946,563.59/293,589.40
  6. Step 6: Final answer
    x = 229,439.30

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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.