Home / 107,285.46-160,928.34-37,164.78

Finding the Fourth Proportional to 107,285.46, 160,928.34 and 37,164.78

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Solution

The fourth proportional to 107,285.46, 160,928.34 and 37,164.78 is: 55,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,285.46 : 160,928.34 = 37,164.78 : x
  2. Step 2: Convert to fraction form
    107,285.46/160,928.34 = 37,164.78/x
  3. Step 3: Cross multiply
    107,285.46x = 160,928.34 × 37,164.78
  4. Step 4: Simplify right side
    107,285.46x = 5,980,866,351.87
  5. Step 5: Solve for x
    x = 5,980,866,351.87/107,285.46
  6. Step 6: Final answer
    x = 55,747.22

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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.