Home / 84,286.68-126,464.04-37,507.56

Finding the Fourth Proportional to 84,286.68, 126,464.04 and 37,507.56

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Solution

The fourth proportional to 84,286.68, 126,464.04 and 37,507.56 is: 56,276.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,286.68 : 126,464.04 = 37,507.56 : x
  2. Step 2: Convert to fraction form
    84,286.68/126,464.04 = 37,507.56/x
  3. Step 3: Cross multiply
    84,286.68x = 126,464.04 × 37,507.56
  4. Step 4: Simplify right side
    84,286.68x = 4,743,357,568.14
  5. Step 5: Solve for x
    x = 4,743,357,568.14/84,286.68
  6. Step 6: Final answer
    x = 56,276.48

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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.