Home / 108,228.09-149,354.32-60,481.42

Finding the Fourth Proportional to 108,228.09, 149,354.32 and 60,481.42

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Solution

The fourth proportional to 108,228.09, 149,354.32 and 60,481.42 is: 83,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,228.09 : 149,354.32 = 60,481.42 : x
  2. Step 2: Convert to fraction form
    108,228.09/149,354.32 = 60,481.42/x
  3. Step 3: Cross multiply
    108,228.09x = 149,354.32 × 60,481.42
  4. Step 4: Simplify right side
    108,228.09x = 9,033,161,356.73
  5. Step 5: Solve for x
    x = 9,033,161,356.73/108,228.09
  6. Step 6: Final answer
    x = 83,464.11

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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.