Home / 108,897.28-163,311.36-35,008

Finding the Fourth Proportional to 108,897.28, 163,311.36 and 35,008

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Solution

The fourth proportional to 108,897.28, 163,311.36 and 35,008 is: 52,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,897.28 : 163,311.36 = 35,008 : x
  2. Step 2: Convert to fraction form
    108,897.28/163,311.36 = 35,008/x
  3. Step 3: Cross multiply
    108,897.28x = 163,311.36 × 35,008
  4. Step 4: Simplify right side
    108,897.28x = 5,717,204,090.88
  5. Step 5: Solve for x
    x = 5,717,204,090.88/108,897.28
  6. Step 6: Final answer
    x = 52,500.89

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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.