Home / 100,312.62-150,517.88-44,145.65

Finding the Fourth Proportional to 100,312.62, 150,517.88 and 44,145.65

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Solution

The fourth proportional to 100,312.62, 150,517.88 and 44,145.65 is: 66,240.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,312.62 : 150,517.88 = 44,145.65 : x
  2. Step 2: Convert to fraction form
    100,312.62/150,517.88 = 44,145.65/x
  3. Step 3: Cross multiply
    100,312.62x = 150,517.88 × 44,145.65
  4. Step 4: Simplify right side
    100,312.62x = 6,644,709,649.22
  5. Step 5: Solve for x
    x = 6,644,709,649.22/100,312.62
  6. Step 6: Final answer
    x = 66,240.02

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1.5x scale

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.