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Finding the Fourth Proportional to 85,797.83, 118,395.37 and 48,064.79

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Solution

The fourth proportional to 85,797.83, 118,395.37 and 48,064.79 is: 66,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,797.83 : 118,395.37 = 48,064.79 : x
  2. Step 2: Convert to fraction form
    85,797.83/118,395.37 = 48,064.79/x
  3. Step 3: Cross multiply
    85,797.83x = 118,395.37 × 48,064.79
  4. Step 4: Simplify right side
    85,797.83x = 5,690,648,952.09
  5. Step 5: Solve for x
    x = 5,690,648,952.09/85,797.83
  6. Step 6: Final answer
    x = 66,326.26

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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.