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Finding the Fourth Proportional to 234,818.10, 352,227.15 and 68,606.10

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Solution

The fourth proportional to 234,818.10, 352,227.15 and 68,606.10 is: 102,909.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,818.10 : 352,227.15 = 68,606.10 : x
  2. Step 2: Convert to fraction form
    234,818.10/352,227.15 = 68,606.10/x
  3. Step 3: Cross multiply
    234,818.10x = 352,227.15 × 68,606.10
  4. Step 4: Simplify right side
    234,818.10x = 24,164,931,075.62
  5. Step 5: Solve for x
    x = 24,164,931,075.62/234,818.10
  6. Step 6: Final answer
    x = 102,909.15

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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.