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Finding the Fourth Proportional to 234,157.02, 351,235.56 and 56,664.06

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Solution

The fourth proportional to 234,157.02, 351,235.56 and 56,664.06 is: 84,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,157.02 : 351,235.56 = 56,664.06 : x
  2. Step 2: Convert to fraction form
    234,157.02/351,235.56 = 56,664.06/x
  3. Step 3: Cross multiply
    234,157.02x = 351,235.56 × 56,664.06
  4. Step 4: Simplify right side
    234,157.02x = 19,902,432,845.97
  5. Step 5: Solve for x
    x = 19,902,432,845.97/234,157.02
  6. Step 6: Final answer
    x = 84,996.10

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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.