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Finding the Fourth Proportional to 73,409.61, 101,310.17 and 41,144.61

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Solution

The fourth proportional to 73,409.61, 101,310.17 and 41,144.61 is: 56,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,409.61 : 101,310.17 = 41,144.61 : x
  2. Step 2: Convert to fraction form
    73,409.61/101,310.17 = 41,144.61/x
  3. Step 3: Cross multiply
    73,409.61x = 101,310.17 × 41,144.61
  4. Step 4: Simplify right side
    73,409.61x = 4,168,367,433.68
  5. Step 5: Solve for x
    x = 4,168,367,433.68/73,409.61
  6. Step 6: Final answer
    x = 56,782.31

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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.