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Finding the Fourth Proportional to 234,164.34, 351,246.53 and 56,671.38

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Solution

The fourth proportional to 234,164.34, 351,246.53 and 56,671.38 is: 85,007.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,164.34 : 351,246.53 = 56,671.38 : x
  2. Step 2: Convert to fraction form
    234,164.34/351,246.53 = 56,671.38/x
  3. Step 3: Cross multiply
    234,164.34x = 351,246.53 × 56,671.38
  4. Step 4: Simplify right side
    234,164.34x = 19,905,625,291.95
  5. Step 5: Solve for x
    x = 19,905,625,291.95/234,164.34
  6. Step 6: Final answer
    x = 85,007.07

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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.