Home / 85,589.94-118,115.01-47,866.26

Finding the Fourth Proportional to 85,589.94, 118,115.01 and 47,866.26

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Solution

The fourth proportional to 85,589.94, 118,115.01 and 47,866.26 is: 66,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,589.94 : 118,115.01 = 47,866.26 : x
  2. Step 2: Convert to fraction form
    85,589.94/118,115.01 = 47,866.26/x
  3. Step 3: Cross multiply
    85,589.94x = 118,115.01 × 47,866.26
  4. Step 4: Simplify right side
    85,589.94x = 5,653,723,778.56
  5. Step 5: Solve for x
    x = 5,653,723,778.56/85,589.94
  6. Step 6: Final answer
    x = 66,055.94

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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.