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Finding the Fourth Proportional to 376,145.73, 564,222.20 and 95,662.89

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Solution

The fourth proportional to 376,145.73, 564,222.20 and 95,662.89 is: 143,495.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,145.73 : 564,222.20 = 95,662.89 : x
  2. Step 2: Convert to fraction form
    376,145.73/564,222.20 = 95,662.89/x
  3. Step 3: Cross multiply
    376,145.73x = 564,222.20 × 95,662.89
  4. Step 4: Simplify right side
    376,145.73x = 53,975,125,775.84
  5. Step 5: Solve for x
    x = 53,975,125,775.84/376,145.73
  6. Step 6: Final answer
    x = 143,495.25

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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.