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Finding the Fourth Proportional to 273,636, 410,454 and 73,941.06

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Solution

The fourth proportional to 273,636, 410,454 and 73,941.06 is: 110,911.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,636 : 410,454 = 73,941.06 : x
  2. Step 2: Convert to fraction form
    273,636/410,454 = 73,941.06/x
  3. Step 3: Cross multiply
    273,636x = 410,454 × 73,941.06
  4. Step 4: Simplify right side
    273,636x = 30,349,403,841.24
  5. Step 5: Solve for x
    x = 30,349,403,841.24/273,636
  6. Step 6: Final answer
    x = 110,911.59

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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.