Home / 310,533.28-465,799.69-100,171.22

Finding the Fourth Proportional to 310,533.28, 465,799.69 and 100,171.22

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Solution

The fourth proportional to 310,533.28, 465,799.69 and 100,171.22 is: 150,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,533.28 : 465,799.69 = 100,171.22 : x
  2. Step 2: Convert to fraction form
    310,533.28/465,799.69 = 100,171.22/x
  3. Step 3: Cross multiply
    310,533.28x = 465,799.69 × 100,171.22
  4. Step 4: Simplify right side
    310,533.28x = 46,659,723,222.92
  5. Step 5: Solve for x
    x = 46,659,723,222.92/310,533.28
  6. Step 6: Final answer
    x = 150,256.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.