Home / 77,192.53-115,788.92-50,705.82

Finding the Fourth Proportional to 77,192.53, 115,788.92 and 50,705.82

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Solution

The fourth proportional to 77,192.53, 115,788.92 and 50,705.82 is: 76,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,192.53 : 115,788.92 = 50,705.82 : x
  2. Step 2: Convert to fraction form
    77,192.53/115,788.92 = 50,705.82/x
  3. Step 3: Cross multiply
    77,192.53x = 115,788.92 × 50,705.82
  4. Step 4: Simplify right side
    77,192.53x = 5,871,172,262.28
  5. Step 5: Solve for x
    x = 5,871,172,262.28/77,192.53
  6. Step 6: Final answer
    x = 76,058.82

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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.