Home / 113,899.20-170,865.13-35,020.05

Finding the Fourth Proportional to 113,899.20, 170,865.13 and 35,020.05

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Solution

The fourth proportional to 113,899.20, 170,865.13 and 35,020.05 is: 52,535.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,899.20 : 170,865.13 = 35,020.05 : x
  2. Step 2: Convert to fraction form
    113,899.20/170,865.13 = 35,020.05/x
  3. Step 3: Cross multiply
    113,899.20x = 170,865.13 × 35,020.05
  4. Step 4: Simplify right side
    113,899.20x = 5,983,705,395.86
  5. Step 5: Solve for x
    x = 5,983,705,395.86/113,899.20
  6. Step 6: Final answer
    x = 52,535.10

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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.