Home / 104,331-143,976.78-59,619

Finding the Fourth Proportional to 104,331, 143,976.78 and 59,619

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Solution

The fourth proportional to 104,331, 143,976.78 and 59,619 is: 82,274.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,331 : 143,976.78 = 59,619 : x
  2. Step 2: Convert to fraction form
    104,331/143,976.78 = 59,619/x
  3. Step 3: Cross multiply
    104,331x = 143,976.78 × 59,619
  4. Step 4: Simplify right side
    104,331x = 8,583,751,646.82
  5. Step 5: Solve for x
    x = 8,583,751,646.82/104,331
  6. Step 6: Final answer
    x = 82,274.22

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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.