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Finding the Fourth Proportional to 45,168.84, 67,748.40 and 27,608.04

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Solution

The fourth proportional to 45,168.84, 67,748.40 and 27,608.04 is: 41,409.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,168.84 : 67,748.40 = 27,608.04 : x
  2. Step 2: Convert to fraction form
    45,168.84/67,748.40 = 27,608.04/x
  3. Step 3: Cross multiply
    45,168.84x = 67,748.40 × 27,608.04
  4. Step 4: Simplify right side
    45,168.84x = 1,870,400,537.14
  5. Step 5: Solve for x
    x = 1,870,400,537.14/45,168.84
  6. Step 6: Final answer
    x = 41,409.09

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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.