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Finding the Fourth Proportional to 162,883.64, 224,793.90 and 91,263.24

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Solution

The fourth proportional to 162,883.64, 224,793.90 and 91,263.24 is: 125,951.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,883.64 : 224,793.90 = 91,263.24 : x
  2. Step 2: Convert to fraction form
    162,883.64/224,793.90 = 91,263.24/x
  3. Step 3: Cross multiply
    162,883.64x = 224,793.90 × 91,263.24
  4. Step 4: Simplify right side
    162,883.64x = 20,515,419,646.24
  5. Step 5: Solve for x
    x = 20,515,419,646.24/162,883.64
  6. Step 6: Final answer
    x = 125,951.38

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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.