Home / 77,734.43-116,573.03-27,800.99

Finding the Fourth Proportional to 77,734.43, 116,573.03 and 27,800.99

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Solution

The fourth proportional to 77,734.43, 116,573.03 and 27,800.99 is: 41,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,734.43 : 116,573.03 = 27,800.99 : x
  2. Step 2: Convert to fraction form
    77,734.43/116,573.03 = 27,800.99/x
  3. Step 3: Cross multiply
    77,734.43x = 116,573.03 × 27,800.99
  4. Step 4: Simplify right side
    77,734.43x = 3,240,845,502.29
  5. Step 5: Solve for x
    x = 3,240,845,502.29/77,734.43
  6. Step 6: Final answer
    x = 41,691.25

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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.