Home / 108,056.20-162,157.20-63,635.80

Finding the Fourth Proportional to 108,056.20, 162,157.20 and 63,635.80

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Solution

The fourth proportional to 108,056.20, 162,157.20 and 63,635.80 is: 95,496.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,056.20 : 162,157.20 = 63,635.80 : x
  2. Step 2: Convert to fraction form
    108,056.20/162,157.20 = 63,635.80/x
  3. Step 3: Cross multiply
    108,056.20x = 162,157.20 × 63,635.80
  4. Step 4: Simplify right side
    108,056.20x = 10,319,003,147.76
  5. Step 5: Solve for x
    x = 10,319,003,147.76/108,056.20
  6. Step 6: Final answer
    x = 95,496.63

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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.