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Finding the Fourth Proportional to 375,850.41, 563,858.54 and 109,631.76

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Solution

The fourth proportional to 375,850.41, 563,858.54 and 109,631.76 is: 164,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,850.41 : 563,858.54 = 109,631.76 : x
  2. Step 2: Convert to fraction form
    375,850.41/563,858.54 = 109,631.76/x
  3. Step 3: Cross multiply
    375,850.41x = 563,858.54 × 109,631.76
  4. Step 4: Simplify right side
    375,850.41x = 61,816,803,583.07
  5. Step 5: Solve for x
    x = 61,816,803,583.07/375,850.41
  6. Step 6: Final answer
    x = 164,471.83

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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.