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Finding the Fourth Proportional to 71,224.86, 98,279.36 and 41,004.34

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Solution

The fourth proportional to 71,224.86, 98,279.36 and 41,004.34 is: 56,579.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,224.86 : 98,279.36 = 41,004.34 : x
  2. Step 2: Convert to fraction form
    71,224.86/98,279.36 = 41,004.34/x
  3. Step 3: Cross multiply
    71,224.86x = 98,279.36 × 41,004.34
  4. Step 4: Simplify right side
    71,224.86x = 4,029,880,292.42
  5. Step 5: Solve for x
    x = 4,029,880,292.42/71,224.86
  6. Step 6: Final answer
    x = 56,579.69

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1.5x scale

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.