Home / 119,919.30-179,786.46-45,037.80

Finding the Fourth Proportional to 119,919.30, 179,786.46 and 45,037.80

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Solution

The fourth proportional to 119,919.30, 179,786.46 and 45,037.80 is: 67,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,919.30 : 179,786.46 = 45,037.80 : x
  2. Step 2: Convert to fraction form
    119,919.30/179,786.46 = 45,037.80/x
  3. Step 3: Cross multiply
    119,919.30x = 179,786.46 × 45,037.80
  4. Step 4: Simplify right side
    119,919.30x = 8,097,186,628.19
  5. Step 5: Solve for x
    x = 8,097,186,628.19/119,919.30
  6. Step 6: Final answer
    x = 67,521.96

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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.