Home / 111,837.65-167,786.46-48,671.37

Finding the Fourth Proportional to 111,837.65, 167,786.46 and 48,671.37

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Solution

The fourth proportional to 111,837.65, 167,786.46 and 48,671.37 is: 73,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,837.65 : 167,786.46 = 48,671.37 : x
  2. Step 2: Convert to fraction form
    111,837.65/167,786.46 = 48,671.37/x
  3. Step 3: Cross multiply
    111,837.65x = 167,786.46 × 48,671.37
  4. Step 4: Simplify right side
    111,837.65x = 8,166,396,875.65
  5. Step 5: Solve for x
    x = 8,166,396,875.65/111,837.65
  6. Step 6: Final answer
    x = 73,020.11

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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.