Home / 84,871.84-117,114.24-49,059.04

Finding the Fourth Proportional to 84,871.84, 117,114.24 and 49,059.04

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Solution

The fourth proportional to 84,871.84, 117,114.24 and 49,059.04 is: 67,696.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,871.84 : 117,114.24 = 49,059.04 : x
  2. Step 2: Convert to fraction form
    84,871.84/117,114.24 = 49,059.04/x
  3. Step 3: Cross multiply
    84,871.84x = 117,114.24 × 49,059.04
  4. Step 4: Simplify right side
    84,871.84x = 5,745,512,184.73
  5. Step 5: Solve for x
    x = 5,745,512,184.73/84,871.84
  6. Step 6: Final answer
    x = 67,696.33

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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.