Home / 84,044.76-115,976.52-46,319.28

Finding the Fourth Proportional to 84,044.76, 115,976.52 and 46,319.28

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Solution

The fourth proportional to 84,044.76, 115,976.52 and 46,319.28 is: 63,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,044.76 : 115,976.52 = 46,319.28 : x
  2. Step 2: Convert to fraction form
    84,044.76/115,976.52 = 46,319.28/x
  3. Step 3: Cross multiply
    84,044.76x = 115,976.52 × 46,319.28
  4. Step 4: Simplify right side
    84,044.76x = 5,371,948,903.31
  5. Step 5: Solve for x
    x = 5,371,948,903.31/84,044.76
  6. Step 6: Final answer
    x = 63,917.71

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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.