Home / 108,619.20-162,799.20-97,473.60

Finding the Fourth Proportional to 108,619.20, 162,799.20 and 97,473.60

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Solution

The fourth proportional to 108,619.20, 162,799.20 and 97,473.60 is: 146,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,619.20 : 162,799.20 = 97,473.60 : x
  2. Step 2: Convert to fraction form
    108,619.20/162,799.20 = 97,473.60/x
  3. Step 3: Cross multiply
    108,619.20x = 162,799.20 × 97,473.60
  4. Step 4: Simplify right side
    108,619.20x = 15,868,624,101.12
  5. Step 5: Solve for x
    x = 15,868,624,101.12/108,619.20
  6. Step 6: Final answer
    x = 146,094.10

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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.