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Finding the Fourth Proportional to 84,505.74, 116,619.30 and 46,264.65

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Solution

The fourth proportional to 84,505.74, 116,619.30 and 46,264.65 is: 63,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,505.74 : 116,619.30 = 46,264.65 : x
  2. Step 2: Convert to fraction form
    84,505.74/116,619.30 = 46,264.65/x
  3. Step 3: Cross multiply
    84,505.74x = 116,619.30 × 46,264.65
  4. Step 4: Simplify right side
    84,505.74x = 5,395,351,118.53
  5. Step 5: Solve for x
    x = 5,395,351,118.53/84,505.74
  6. Step 6: Final answer
    x = 63,845.97

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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.