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Finding the Fourth Proportional to 85,653.37, 118,204.82 and 46,893.91

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Solution

The fourth proportional to 85,653.37, 118,204.82 and 46,893.91 is: 64,715.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,653.37 : 118,204.82 = 46,893.91 : x
  2. Step 2: Convert to fraction form
    85,653.37/118,204.82 = 46,893.91/x
  3. Step 3: Cross multiply
    85,653.37x = 118,204.82 × 46,893.91
  4. Step 4: Simplify right side
    85,653.37x = 5,543,086,390.60
  5. Step 5: Solve for x
    x = 5,543,086,390.60/85,653.37
  6. Step 6: Final answer
    x = 64,715.33

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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.