Home / 77,908.24-116,882.07-21,748.31

Finding the Fourth Proportional to 77,908.24, 116,882.07 and 21,748.31

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Solution

The fourth proportional to 77,908.24, 116,882.07 and 21,748.31 is: 32,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,908.24 : 116,882.07 = 21,748.31 : x
  2. Step 2: Convert to fraction form
    77,908.24/116,882.07 = 21,748.31/x
  3. Step 3: Cross multiply
    77,908.24x = 116,882.07 × 21,748.31
  4. Step 4: Simplify right side
    77,908.24x = 2,541,986,825.84
  5. Step 5: Solve for x
    x = 2,541,986,825.84/77,908.24
  6. Step 6: Final answer
    x = 32,627.96

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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.