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Finding the Fourth Proportional to 376,122.36, 564,187.20 and 95,639.64

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Solution

The fourth proportional to 376,122.36, 564,187.20 and 95,639.64 is: 143,460.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,122.36 : 564,187.20 = 95,639.64 : x
  2. Step 2: Convert to fraction form
    376,122.36/564,187.20 = 95,639.64/x
  3. Step 3: Cross multiply
    376,122.36x = 564,187.20 × 95,639.64
  4. Step 4: Simplify right side
    376,122.36x = 53,958,660,700.61
  5. Step 5: Solve for x
    x = 53,958,660,700.61/376,122.36
  6. Step 6: Final answer
    x = 143,460.39

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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.