Home / 81,913.86-113,032.44-46,103.27

Finding the Fourth Proportional to 81,913.86, 113,032.44 and 46,103.27

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Solution

The fourth proportional to 81,913.86, 113,032.44 and 46,103.27 is: 63,617.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,913.86 : 113,032.44 = 46,103.27 : x
  2. Step 2: Convert to fraction form
    81,913.86/113,032.44 = 46,103.27/x
  3. Step 3: Cross multiply
    81,913.86x = 113,032.44 × 46,103.27
  4. Step 4: Simplify right side
    81,913.86x = 5,211,164,534.92
  5. Step 5: Solve for x
    x = 5,211,164,534.92/81,913.86
  6. Step 6: Final answer
    x = 63,617.62

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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.