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Finding the Fourth Proportional to 234,286.58, 351,426.74 and 56,795.10

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Solution

The fourth proportional to 234,286.58, 351,426.74 and 56,795.10 is: 85,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,286.58 : 351,426.74 = 56,795.10 : x
  2. Step 2: Convert to fraction form
    234,286.58/351,426.74 = 56,795.10/x
  3. Step 3: Cross multiply
    234,286.58x = 351,426.74 × 56,795.10
  4. Step 4: Simplify right side
    234,286.58x = 19,959,316,840.97
  5. Step 5: Solve for x
    x = 19,959,316,840.97/234,286.58
  6. Step 6: Final answer
    x = 85,191.89

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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.