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Finding the Fourth Proportional to 118,350.96, 163,216.13 and 92,512.92

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Solution

The fourth proportional to 118,350.96, 163,216.13 and 92,512.92 is: 127,583.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,350.96 : 163,216.13 = 92,512.92 : x
  2. Step 2: Convert to fraction form
    118,350.96/163,216.13 = 92,512.92/x
  3. Step 3: Cross multiply
    118,350.96x = 163,216.13 × 92,512.92
  4. Step 4: Simplify right side
    118,350.96x = 15,099,600,777.40
  5. Step 5: Solve for x
    x = 15,099,600,777.40/118,350.96
  6. Step 6: Final answer
    x = 127,583.26

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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.