Home / 85,317.06-117,732.23-47,076.92

Finding the Fourth Proportional to 85,317.06, 117,732.23 and 47,076.92

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Solution

The fourth proportional to 85,317.06, 117,732.23 and 47,076.92 is: 64,963.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,317.06 : 117,732.23 = 47,076.92 : x
  2. Step 2: Convert to fraction form
    85,317.06/117,732.23 = 47,076.92/x
  3. Step 3: Cross multiply
    85,317.06x = 117,732.23 × 47,076.92
  4. Step 4: Simplify right side
    85,317.06x = 5,542,470,125.62
  5. Step 5: Solve for x
    x = 5,542,470,125.62/85,317.06
  6. Step 6: Final answer
    x = 64,963.21

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1.5x scale

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.