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Finding the Fourth Proportional to 195,891.21, 270,482.58 and 150,497.28

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Solution

The fourth proportional to 195,891.21, 270,482.58 and 150,497.28 is: 207,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,891.21 : 270,482.58 = 150,497.28 : x
  2. Step 2: Convert to fraction form
    195,891.21/270,482.58 = 150,497.28/x
  3. Step 3: Cross multiply
    195,891.21x = 270,482.58 × 150,497.28
  4. Step 4: Simplify right side
    195,891.21x = 40,706,892,577.38
  5. Step 5: Solve for x
    x = 40,706,892,577.38/195,891.21
  6. Step 6: Final answer
    x = 207,803.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.