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Finding the Fourth Proportional to 84,753, 116,959.14 and 47,033.32

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Solution

The fourth proportional to 84,753, 116,959.14 and 47,033.32 is: 64,905.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,753 : 116,959.14 = 47,033.32 : x
  2. Step 2: Convert to fraction form
    84,753/116,959.14 = 47,033.32/x
  3. Step 3: Cross multiply
    84,753x = 116,959.14 × 47,033.32
  4. Step 4: Simplify right side
    84,753x = 5,500,976,658.54
  5. Step 5: Solve for x
    x = 5,500,976,658.54/84,753
  6. Step 6: Final answer
    x = 64,905.98

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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.