Home / 77,264.84-115,906.98-27,333.20

Finding the Fourth Proportional to 77,264.84, 115,906.98 and 27,333.20

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Solution

The fourth proportional to 77,264.84, 115,906.98 and 27,333.20 is: 41,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,264.84 : 115,906.98 = 27,333.20 : x
  2. Step 2: Convert to fraction form
    77,264.84/115,906.98 = 27,333.20/x
  3. Step 3: Cross multiply
    77,264.84x = 115,906.98 × 27,333.20
  4. Step 4: Simplify right side
    77,264.84x = 3,168,108,665.74
  5. Step 5: Solve for x
    x = 3,168,108,665.74/77,264.84
  6. Step 6: Final answer
    x = 41,003.24

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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.