Home / 77,251.05-115,665.84-58,474.17

Finding the Fourth Proportional to 77,251.05, 115,665.84 and 58,474.17

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Solution

The fourth proportional to 77,251.05, 115,665.84 and 58,474.17 is: 87,551.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,251.05 : 115,665.84 = 58,474.17 : x
  2. Step 2: Convert to fraction form
    77,251.05/115,665.84 = 58,474.17/x
  3. Step 3: Cross multiply
    77,251.05x = 115,665.84 × 58,474.17
  4. Step 4: Simplify right side
    77,251.05x = 6,763,463,991.35
  5. Step 5: Solve for x
    x = 6,763,463,991.35/77,251.05
  6. Step 6: Final answer
    x = 87,551.74

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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.