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Finding the Fourth Proportional to 187,268.88, 280,900.50 and 60,914.88

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Solution

The fourth proportional to 187,268.88, 280,900.50 and 60,914.88 is: 91,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,268.88 : 280,900.50 = 60,914.88 : x
  2. Step 2: Convert to fraction form
    187,268.88/280,900.50 = 60,914.88/x
  3. Step 3: Cross multiply
    187,268.88x = 280,900.50 × 60,914.88
  4. Step 4: Simplify right side
    187,268.88x = 17,111,020,249.44
  5. Step 5: Solve for x
    x = 17,111,020,249.44/187,268.88
  6. Step 6: Final answer
    x = 91,371.40

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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.