Home / 119,994.36-179,991.60-31,247.64

Finding the Fourth Proportional to 119,994.36, 179,991.60 and 31,247.64

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Solution

The fourth proportional to 119,994.36, 179,991.60 and 31,247.64 is: 46,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,994.36 : 179,991.60 = 31,247.64 : x
  2. Step 2: Convert to fraction form
    119,994.36/179,991.60 = 31,247.64/x
  3. Step 3: Cross multiply
    119,994.36x = 179,991.60 × 31,247.64
  4. Step 4: Simplify right side
    119,994.36x = 5,624,312,719.82
  5. Step 5: Solve for x
    x = 5,624,312,719.82/119,994.36
  6. Step 6: Final answer
    x = 46,871.48

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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.