Home / 113,704.65-170,484.03-47,190.69

Finding the Fourth Proportional to 113,704.65, 170,484.03 and 47,190.69

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Solution

The fourth proportional to 113,704.65, 170,484.03 and 47,190.69 is: 70,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,704.65 : 170,484.03 = 47,190.69 : x
  2. Step 2: Convert to fraction form
    113,704.65/170,484.03 = 47,190.69/x
  3. Step 3: Cross multiply
    113,704.65x = 170,484.03 × 47,190.69
  4. Step 4: Simplify right side
    113,704.65x = 8,045,259,009.68
  5. Step 5: Solve for x
    x = 8,045,259,009.68/113,704.65
  6. Step 6: Final answer
    x = 70,755.76

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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.