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Finding the Fourth Proportional to 272,992.13, 409,546.52 and 95,504.93

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Solution

The fourth proportional to 272,992.13, 409,546.52 and 95,504.93 is: 143,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,992.13 : 409,546.52 = 95,504.93 : x
  2. Step 2: Convert to fraction form
    272,992.13/409,546.52 = 95,504.93/x
  3. Step 3: Cross multiply
    272,992.13x = 409,546.52 × 95,504.93
  4. Step 4: Simplify right side
    272,992.13x = 39,113,711,724.34
  5. Step 5: Solve for x
    x = 39,113,711,724.34/272,992.13
  6. Step 6: Final answer
    x = 143,277.80

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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.