Home / 162,213.27-223,852.73-90,591.45

Finding the Fourth Proportional to 162,213.27, 223,852.73 and 90,591.45

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Solution

The fourth proportional to 162,213.27, 223,852.73 and 90,591.45 is: 125,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,213.27 : 223,852.73 = 90,591.45 : x
  2. Step 2: Convert to fraction form
    162,213.27/223,852.73 = 90,591.45/x
  3. Step 3: Cross multiply
    162,213.27x = 223,852.73 × 90,591.45
  4. Step 4: Simplify right side
    162,213.27x = 20,279,142,944.20
  5. Step 5: Solve for x
    x = 20,279,142,944.20/162,213.27
  6. Step 6: Final answer
    x = 125,015.31

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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.