Home / 71,550.14-98,743.80-41,336.72

Finding the Fourth Proportional to 71,550.14, 98,743.80 and 41,336.72

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Solution

The fourth proportional to 71,550.14, 98,743.80 and 41,336.72 is: 57,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,550.14 : 98,743.80 = 41,336.72 : x
  2. Step 2: Convert to fraction form
    71,550.14/98,743.80 = 41,336.72/x
  3. Step 3: Cross multiply
    71,550.14x = 98,743.80 × 41,336.72
  4. Step 4: Simplify right side
    71,550.14x = 4,081,744,812.34
  5. Step 5: Solve for x
    x = 4,081,744,812.34/71,550.14
  6. Step 6: Final answer
    x = 57,047.34

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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.