Home / 88,629.10-122,286.27-54,165.04

Finding the Fourth Proportional to 88,629.10, 122,286.27 and 54,165.04

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Solution

The fourth proportional to 88,629.10, 122,286.27 and 54,165.04 is: 74,734.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,629.10 : 122,286.27 = 54,165.04 : x
  2. Step 2: Convert to fraction form
    88,629.10/122,286.27 = 54,165.04/x
  3. Step 3: Cross multiply
    88,629.10x = 122,286.27 × 54,165.04
  4. Step 4: Simplify right side
    88,629.10x = 6,623,640,706.00
  5. Step 5: Solve for x
    x = 6,623,640,706.00/88,629.10
  6. Step 6: Final answer
    x = 74,734.38

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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.