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Finding the Fourth Proportional to 80,308.34, 110,822.52 and 46,318.26

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Solution

The fourth proportional to 80,308.34, 110,822.52 and 46,318.26 is: 63,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,308.34 : 110,822.52 = 46,318.26 : x
  2. Step 2: Convert to fraction form
    80,308.34/110,822.52 = 46,318.26/x
  3. Step 3: Cross multiply
    80,308.34x = 110,822.52 × 46,318.26
  4. Step 4: Simplify right side
    80,308.34x = 5,133,106,295.22
  5. Step 5: Solve for x
    x = 5,133,106,295.22/80,308.34
  6. Step 6: Final answer
    x = 63,917.47

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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.