Home / 272,995.20-409,551.11-95,508

Finding the Fourth Proportional to 272,995.20, 409,551.11 and 95,508

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Solution

The fourth proportional to 272,995.20, 409,551.11 and 95,508 is: 143,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,995.20 : 409,551.11 = 95,508 : x
  2. Step 2: Convert to fraction form
    272,995.20/409,551.11 = 95,508/x
  3. Step 3: Cross multiply
    272,995.20x = 409,551.11 × 95,508
  4. Step 4: Simplify right side
    272,995.20x = 39,115,406,936.34
  5. Step 5: Solve for x
    x = 39,115,406,936.34/272,995.20
  6. Step 6: Final answer
    x = 143,282.40

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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.