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Finding the Fourth Proportional to 270,182.88, 405,282.48 and 92,687.34

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Solution

The fourth proportional to 270,182.88, 405,282.48 and 92,687.34 is: 139,033.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,182.88 : 405,282.48 = 92,687.34 : x
  2. Step 2: Convert to fraction form
    270,182.88/405,282.48 = 92,687.34/x
  3. Step 3: Cross multiply
    270,182.88x = 405,282.48 × 92,687.34
  4. Step 4: Simplify right side
    270,182.88x = 37,564,555,019.80
  5. Step 5: Solve for x
    x = 37,564,555,019.80/270,182.88
  6. Step 6: Final answer
    x = 139,033.81

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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.