Home / 118,520.55-163,573.73-67,551.60

Finding the Fourth Proportional to 118,520.55, 163,573.73 and 67,551.60

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Solution

The fourth proportional to 118,520.55, 163,573.73 and 67,551.60 is: 93,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,520.55 : 163,573.73 = 67,551.60 : x
  2. Step 2: Convert to fraction form
    118,520.55/163,573.73 = 67,551.60/x
  3. Step 3: Cross multiply
    118,520.55x = 163,573.73 × 67,551.60
  4. Step 4: Simplify right side
    118,520.55x = 11,049,667,708.43
  5. Step 5: Solve for x
    x = 11,049,667,708.43/118,520.55
  6. Step 6: Final answer
    x = 93,229.97

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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.