Home / 108,228.88-149,358.96-60,487.60

Finding the Fourth Proportional to 108,228.88, 149,358.96 and 60,487.60

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Solution

The fourth proportional to 108,228.88, 149,358.96 and 60,487.60 is: 83,474.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.88 : 149,358.96 = 60,487.60 : x
  2. Step 2: Convert to fraction form
    108,228.88/149,358.96 = 60,487.60/x
  3. Step 3: Cross multiply
    108,228.88x = 149,358.96 × 60,487.60
  4. Step 4: Simplify right side
    108,228.88x = 9,034,365,028.90
  5. Step 5: Solve for x
    x = 9,034,365,028.90/108,228.88
  6. Step 6: Final answer
    x = 83,474.62

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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.