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Finding the Fourth Proportional to 150,579.20, 225,958.40 and 57,094.40

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Solution

The fourth proportional to 150,579.20, 225,958.40 and 57,094.40 is: 85,675.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,579.20 : 225,958.40 = 57,094.40 : x
  2. Step 2: Convert to fraction form
    150,579.20/225,958.40 = 57,094.40/x
  3. Step 3: Cross multiply
    150,579.20x = 225,958.40 × 57,094.40
  4. Step 4: Simplify right side
    150,579.20x = 12,900,959,272.96
  5. Step 5: Solve for x
    x = 12,900,959,272.96/150,579.20
  6. Step 6: Final answer
    x = 85,675.57

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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.