Home / 77,502.21-116,212.88-27,575.03

Finding the Fourth Proportional to 77,502.21, 116,212.88 and 27,575.03

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Solution

The fourth proportional to 77,502.21, 116,212.88 and 27,575.03 is: 41,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,502.21 : 116,212.88 = 27,575.03 : x
  2. Step 2: Convert to fraction form
    77,502.21/116,212.88 = 27,575.03/x
  3. Step 3: Cross multiply
    77,502.21x = 116,212.88 × 27,575.03
  4. Step 4: Simplify right side
    77,502.21x = 3,204,573,652.39
  5. Step 5: Solve for x
    x = 3,204,573,652.39/77,502.21
  6. Step 6: Final answer
    x = 41,348.16

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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.