Home / 107,410.05-160,869.66-51,289.47

Finding the Fourth Proportional to 107,410.05, 160,869.66 and 51,289.47

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Solution

The fourth proportional to 107,410.05, 160,869.66 and 51,289.47 is: 76,817.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,410.05 : 160,869.66 = 51,289.47 : x
  2. Step 2: Convert to fraction form
    107,410.05/160,869.66 = 51,289.47/x
  3. Step 3: Cross multiply
    107,410.05x = 160,869.66 × 51,289.47
  4. Step 4: Simplify right side
    107,410.05x = 8,250,919,696.65
  5. Step 5: Solve for x
    x = 8,250,919,696.65/107,410.05
  6. Step 6: Final answer
    x = 76,817.02

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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.