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Finding the Fourth Proportional to 295,348.68, 443,086.20 and 95,689.08

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Solution

The fourth proportional to 295,348.68, 443,086.20 and 95,689.08 is: 143,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,348.68 : 443,086.20 = 95,689.08 : x
  2. Step 2: Convert to fraction form
    295,348.68/443,086.20 = 95,689.08/x
  3. Step 3: Cross multiply
    295,348.68x = 443,086.20 × 95,689.08
  4. Step 4: Simplify right side
    295,348.68x = 42,398,510,838.70
  5. Step 5: Solve for x
    x = 42,398,510,838.70/295,348.68
  6. Step 6: Final answer
    x = 143,554.09

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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.