Home / 88,628.60-122,285.58-54,164.54

Finding the Fourth Proportional to 88,628.60, 122,285.58 and 54,164.54

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Solution

The fourth proportional to 88,628.60, 122,285.58 and 54,164.54 is: 74,733.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,628.60 : 122,285.58 = 54,164.54 : x
  2. Step 2: Convert to fraction form
    88,628.60/122,285.58 = 54,164.54/x
  3. Step 3: Cross multiply
    88,628.60x = 122,285.58 × 54,164.54
  4. Step 4: Simplify right side
    88,628.60x = 6,623,542,189.33
  5. Step 5: Solve for x
    x = 6,623,542,189.33/88,628.60
  6. Step 6: Final answer
    x = 74,733.69

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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.