Home / 108,099.20-149,179.28-60,350.24

Finding the Fourth Proportional to 108,099.20, 149,179.28 and 60,350.24

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Solution

The fourth proportional to 108,099.20, 149,179.28 and 60,350.24 is: 83,284.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,099.20 : 149,179.28 = 60,350.24 : x
  2. Step 2: Convert to fraction form
    108,099.20/149,179.28 = 60,350.24/x
  3. Step 3: Cross multiply
    108,099.20x = 149,179.28 × 60,350.24
  4. Step 4: Simplify right side
    108,099.20x = 9,003,005,351.03
  5. Step 5: Solve for x
    x = 9,003,005,351.03/108,099.20
  6. Step 6: Final answer
    x = 83,284.66

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1.5x scale

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.