Home / 84,961.07-117,217.07-52,684.09

Finding the Fourth Proportional to 84,961.07, 117,217.07 and 52,684.09

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Solution

The fourth proportional to 84,961.07, 117,217.07 and 52,684.09 is: 72,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,961.07 : 117,217.07 = 52,684.09 : x
  2. Step 2: Convert to fraction form
    84,961.07/117,217.07 = 52,684.09/x
  3. Step 3: Cross multiply
    84,961.07x = 117,217.07 × 52,684.09
  4. Step 4: Simplify right side
    84,961.07x = 6,175,474,602.87
  5. Step 5: Solve for x
    x = 6,175,474,602.87/84,961.07
  6. Step 6: Final answer
    x = 72,685.93

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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.