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Finding the Fourth Proportional to 341,889.14, 512,855.59 and 131,527.08

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Solution

The fourth proportional to 341,889.14, 512,855.59 and 131,527.08 is: 197,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,889.14 : 512,855.59 = 131,527.08 : x
  2. Step 2: Convert to fraction form
    341,889.14/512,855.59 = 131,527.08/x
  3. Step 3: Cross multiply
    341,889.14x = 512,855.59 × 131,527.08
  4. Step 4: Simplify right side
    341,889.14x = 67,454,398,214.38
  5. Step 5: Solve for x
    x = 67,454,398,214.38/341,889.14
  6. Step 6: Final answer
    x = 197,299.04

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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.