Home / 109,899.65-164,847.66-35,018.78

Finding the Fourth Proportional to 109,899.65, 164,847.66 and 35,018.78

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Solution

The fourth proportional to 109,899.65, 164,847.66 and 35,018.78 is: 52,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,899.65 : 164,847.66 = 35,018.78 : x
  2. Step 2: Convert to fraction form
    109,899.65/164,847.66 = 35,018.78/x
  3. Step 3: Cross multiply
    109,899.65x = 164,847.66 × 35,018.78
  4. Step 4: Simplify right side
    109,899.65x = 5,772,763,939.05
  5. Step 5: Solve for x
    x = 5,772,763,939.05/109,899.65
  6. Step 6: Final answer
    x = 52,527.59

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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.