Home / 85,558.77-118,076.27-47,833.29

Finding the Fourth Proportional to 85,558.77, 118,076.27 and 47,833.29

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Solution

The fourth proportional to 85,558.77, 118,076.27 and 47,833.29 is: 66,012.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,558.77 : 118,076.27 = 47,833.29 : x
  2. Step 2: Convert to fraction form
    85,558.77/118,076.27 = 47,833.29/x
  3. Step 3: Cross multiply
    85,558.77x = 118,076.27 × 47,833.29
  4. Step 4: Simplify right side
    85,558.77x = 5,647,976,225.86
  5. Step 5: Solve for x
    x = 5,647,976,225.86/85,558.77
  6. Step 6: Final answer
    x = 66,012.83

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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.