Home / 165,619.65-248,433.53-60,438.59

Finding the Fourth Proportional to 165,619.65, 248,433.53 and 60,438.59

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Solution

The fourth proportional to 165,619.65, 248,433.53 and 60,438.59 is: 90,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,619.65 : 248,433.53 = 60,438.59 : x
  2. Step 2: Convert to fraction form
    165,619.65/248,433.53 = 60,438.59/x
  3. Step 3: Cross multiply
    165,619.65x = 248,433.53 × 60,438.59
  4. Step 4: Simplify right side
    165,619.65x = 15,014,970,717.56
  5. Step 5: Solve for x
    x = 15,014,970,717.56/165,619.65
  6. Step 6: Final answer
    x = 90,659.36

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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.