Home / 47,741.21-71,543.91-35,162.31

Finding the Fourth Proportional to 47,741.21, 71,543.91 and 35,162.31

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Solution

The fourth proportional to 47,741.21, 71,543.91 and 35,162.31 is: 52,693.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,741.21 : 71,543.91 = 35,162.31 : x
  2. Step 2: Convert to fraction form
    47,741.21/71,543.91 = 35,162.31/x
  3. Step 3: Cross multiply
    47,741.21x = 71,543.91 × 35,162.31
  4. Step 4: Simplify right side
    47,741.21x = 2,515,649,142.03
  5. Step 5: Solve for x
    x = 2,515,649,142.03/47,741.21
  6. Step 6: Final answer
    x = 52,693.45

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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.