Home / 146,010.36-219,049.74-61,778.10

Finding the Fourth Proportional to 146,010.36, 219,049.74 and 61,778.10

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Solution

The fourth proportional to 146,010.36, 219,049.74 and 61,778.10 is: 92,681.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,010.36 : 219,049.74 = 61,778.10 : x
  2. Step 2: Convert to fraction form
    146,010.36/219,049.74 = 61,778.10/x
  3. Step 3: Cross multiply
    146,010.36x = 219,049.74 × 61,778.10
  4. Step 4: Simplify right side
    146,010.36x = 13,532,476,742.69
  5. Step 5: Solve for x
    x = 13,532,476,742.69/146,010.36
  6. Step 6: Final answer
    x = 92,681.62

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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.