Home / 85,190.84-117,564.15-46,951.79

Finding the Fourth Proportional to 85,190.84, 117,564.15 and 46,951.79

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Solution

The fourth proportional to 85,190.84, 117,564.15 and 46,951.79 is: 64,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,190.84 : 117,564.15 = 46,951.79 : x
  2. Step 2: Convert to fraction form
    85,190.84/117,564.15 = 46,951.79/x
  3. Step 3: Cross multiply
    85,190.84x = 117,564.15 × 46,951.79
  4. Step 4: Simplify right side
    85,190.84x = 5,519,847,282.33
  5. Step 5: Solve for x
    x = 5,519,847,282.33/85,190.84
  6. Step 6: Final answer
    x = 64,793.91

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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.