Home / 146,266.10-219,629.55-84,058.10

Finding the Fourth Proportional to 146,266.10, 219,629.55 and 84,058.10

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Solution

The fourth proportional to 146,266.10, 219,629.55 and 84,058.10 is: 126,219.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,266.10 : 219,629.55 = 84,058.10 : x
  2. Step 2: Convert to fraction form
    146,266.10/219,629.55 = 84,058.10/x
  3. Step 3: Cross multiply
    146,266.10x = 219,629.55 × 84,058.10
  4. Step 4: Simplify right side
    146,266.10x = 18,461,642,676.86
  5. Step 5: Solve for x
    x = 18,461,642,676.86/146,266.10
  6. Step 6: Final answer
    x = 126,219.56

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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.