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Finding the Fourth Proportional to 272,994.69, 409,550.36 and 95,507.49

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Solution

The fourth proportional to 272,994.69, 409,550.36 and 95,507.49 is: 143,281.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,994.69 : 409,550.36 = 95,507.49 : x
  2. Step 2: Convert to fraction form
    272,994.69/409,550.36 = 95,507.49/x
  3. Step 3: Cross multiply
    272,994.69x = 409,550.36 × 95,507.49
  4. Step 4: Simplify right side
    272,994.69x = 39,115,126,912.20
  5. Step 5: Solve for x
    x = 39,115,126,912.20/272,994.69
  6. Step 6: Final answer
    x = 143,281.64

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1.5x scale

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.