Home / 84,011.81-115,936.23-46,286.06

Finding the Fourth Proportional to 84,011.81, 115,936.23 and 46,286.06

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Solution

The fourth proportional to 84,011.81, 115,936.23 and 46,286.06 is: 63,874.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,011.81 : 115,936.23 = 46,286.06 : x
  2. Step 2: Convert to fraction form
    84,011.81/115,936.23 = 46,286.06/x
  3. Step 3: Cross multiply
    84,011.81x = 115,936.23 × 46,286.06
  4. Step 4: Simplify right side
    84,011.81x = 5,366,230,631.49
  5. Step 5: Solve for x
    x = 5,366,230,631.49/84,011.81
  6. Step 6: Final answer
    x = 63,874.72

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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.