Home / 45,262.70-67,867.74-30,286.93

Finding the Fourth Proportional to 45,262.70, 67,867.74 and 30,286.93

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Solution

The fourth proportional to 45,262.70, 67,867.74 and 30,286.93 is: 45,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,262.70 : 67,867.74 = 30,286.93 : x
  2. Step 2: Convert to fraction form
    45,262.70/67,867.74 = 30,286.93/x
  3. Step 3: Cross multiply
    45,262.70x = 67,867.74 × 30,286.93
  4. Step 4: Simplify right side
    45,262.70x = 2,055,505,463.61
  5. Step 5: Solve for x
    x = 2,055,505,463.61/45,262.70
  6. Step 6: Final answer
    x = 45,412.79

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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.