Home / 77,623.36-116,337.62-33,197.88

Finding the Fourth Proportional to 77,623.36, 116,337.62 and 33,197.88

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Solution

The fourth proportional to 77,623.36, 116,337.62 and 33,197.88 is: 49,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,623.36 : 116,337.62 = 33,197.88 : x
  2. Step 2: Convert to fraction form
    77,623.36/116,337.62 = 33,197.88/x
  3. Step 3: Cross multiply
    77,623.36x = 116,337.62 × 33,197.88
  4. Step 4: Simplify right side
    77,623.36x = 3,862,162,348.25
  5. Step 5: Solve for x
    x = 3,862,162,348.25/77,623.36
  6. Step 6: Final answer
    x = 49,755.16

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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.