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Finding the Fourth Proportional to 273,543.33, 410,335.74 and 73,860.81

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Solution

The fourth proportional to 273,543.33, 410,335.74 and 73,860.81 is: 110,796.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,543.33 : 410,335.74 = 73,860.81 : x
  2. Step 2: Convert to fraction form
    273,543.33/410,335.74 = 73,860.81/x
  3. Step 3: Cross multiply
    273,543.33x = 410,335.74 × 73,860.81
  4. Step 4: Simplify right side
    273,543.33x = 30,307,730,128.35
  5. Step 5: Solve for x
    x = 30,307,730,128.35/273,543.33
  6. Step 6: Final answer
    x = 110,796.82

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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.