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Finding the Fourth Proportional to 187,192.80, 280,759.50 and 60,836.04

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Solution

The fourth proportional to 187,192.80, 280,759.50 and 60,836.04 is: 91,244.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,192.80 : 280,759.50 = 60,836.04 : x
  2. Step 2: Convert to fraction form
    187,192.80/280,759.50 = 60,836.04/x
  3. Step 3: Cross multiply
    187,192.80x = 280,759.50 × 60,836.04
  4. Step 4: Simplify right side
    187,192.80x = 17,080,296,172.38
  5. Step 5: Solve for x
    x = 17,080,296,172.38/187,192.80
  6. Step 6: Final answer
    x = 91,244.41

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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.