Home / 101,818.28-152,690.82-35,240.36

Finding the Fourth Proportional to 101,818.28, 152,690.82 and 35,240.36

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Solution

The fourth proportional to 101,818.28, 152,690.82 and 35,240.36 is: 52,847.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,818.28 : 152,690.82 = 35,240.36 : x
  2. Step 2: Convert to fraction form
    101,818.28/152,690.82 = 35,240.36/x
  3. Step 3: Cross multiply
    101,818.28x = 152,690.82 × 35,240.36
  4. Step 4: Simplify right side
    101,818.28x = 5,380,879,465.50
  5. Step 5: Solve for x
    x = 5,380,879,465.50/101,818.28
  6. Step 6: Final answer
    x = 52,847.87

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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.