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Finding the Fourth Proportional to 273,411.34, 410,115.74 and 73,751.91

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Solution

The fourth proportional to 273,411.34, 410,115.74 and 73,751.91 is: 110,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,411.34 : 410,115.74 = 73,751.91 : x
  2. Step 2: Convert to fraction form
    273,411.34/410,115.74 = 73,751.91/x
  3. Step 3: Cross multiply
    273,411.34x = 410,115.74 × 73,751.91
  4. Step 4: Simplify right side
    273,411.34x = 30,246,819,146.06
  5. Step 5: Solve for x
    x = 30,246,819,146.06/273,411.34
  6. Step 6: Final answer
    x = 110,627.52

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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.