Home / 253,207.20-379,573.20-95,541.60

Finding the Fourth Proportional to 253,207.20, 379,573.20 and 95,541.60

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Solution

The fourth proportional to 253,207.20, 379,573.20 and 95,541.60 is: 143,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,207.20 : 379,573.20 = 95,541.60 : x
  2. Step 2: Convert to fraction form
    253,207.20/379,573.20 = 95,541.60/x
  3. Step 3: Cross multiply
    253,207.20x = 379,573.20 × 95,541.60
  4. Step 4: Simplify right side
    253,207.20x = 36,265,030,845.12
  5. Step 5: Solve for x
    x = 36,265,030,845.12/253,207.20
  6. Step 6: Final answer
    x = 143,222.75

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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.