Home / 146,066.56-219,091.64-51,301.11

Finding the Fourth Proportional to 146,066.56, 219,091.64 and 51,301.11

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Solution

The fourth proportional to 146,066.56, 219,091.64 and 51,301.11 is: 76,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,066.56 : 219,091.64 = 51,301.11 : x
  2. Step 2: Convert to fraction form
    146,066.56/219,091.64 = 51,301.11/x
  3. Step 3: Cross multiply
    146,066.56x = 219,091.64 × 51,301.11
  4. Step 4: Simplify right side
    146,066.56x = 11,239,644,888.81
  5. Step 5: Solve for x
    x = 11,239,644,888.81/146,066.56
  6. Step 6: Final answer
    x = 76,948.79

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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.