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Finding the Fourth Proportional to 187,530, 281,295 and 56,202

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Solution

The fourth proportional to 187,530, 281,295 and 56,202 is: 84,303

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,530 : 281,295 = 56,202 : x
  2. Step 2: Convert to fraction form
    187,530/281,295 = 56,202/x
  3. Step 3: Cross multiply
    187,530x = 281,295 × 56,202
  4. Step 4: Simplify right side
    187,530x = 15,809,341,590
  5. Step 5: Solve for x
    x = 15,809,341,590/187,530
  6. Step 6: Final answer
    x = 84,303

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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.