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Finding the Fourth Proportional to 82,663.60, 114,067.77 and 46,366.48

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Solution

The fourth proportional to 82,663.60, 114,067.77 and 46,366.48 is: 63,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,663.60 : 114,067.77 = 46,366.48 : x
  2. Step 2: Convert to fraction form
    82,663.60/114,067.77 = 46,366.48/x
  3. Step 3: Cross multiply
    82,663.60x = 114,067.77 × 46,366.48
  4. Step 4: Simplify right side
    82,663.60x = 5,288,920,976.35
  5. Step 5: Solve for x
    x = 5,288,920,976.35/82,663.60
  6. Step 6: Final answer
    x = 63,981.26

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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.