Home / 119,343.82-179,015.72-56,824.78

Finding the Fourth Proportional to 119,343.82, 179,015.72 and 56,824.78

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Solution

The fourth proportional to 119,343.82, 179,015.72 and 56,824.78 is: 85,237.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,343.82 : 179,015.72 = 56,824.78 : x
  2. Step 2: Convert to fraction form
    119,343.82/179,015.72 = 56,824.78/x
  3. Step 3: Cross multiply
    119,343.82x = 179,015.72 × 56,824.78
  4. Step 4: Simplify right side
    119,343.82x = 10,172,528,905.54
  5. Step 5: Solve for x
    x = 10,172,528,905.54/119,343.82
  6. Step 6: Final answer
    x = 85,237.17

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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.