Home / 47,236.06-65,190.37-35,278.64

Finding the Fourth Proportional to 47,236.06, 65,190.37 and 35,278.64

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Solution

The fourth proportional to 47,236.06, 65,190.37 and 35,278.64 is: 48,687.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236.06 : 65,190.37 = 35,278.64 : x
  2. Step 2: Convert to fraction form
    47,236.06/65,190.37 = 35,278.64/x
  3. Step 3: Cross multiply
    47,236.06x = 65,190.37 × 35,278.64
  4. Step 4: Simplify right side
    47,236.06x = 2,299,827,180.55
  5. Step 5: Solve for x
    x = 2,299,827,180.55/47,236.06
  6. Step 6: Final answer
    x = 48,687.96

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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.