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Finding the Fourth Proportional to 187,796.88, 281,518.92 and 63,050.40

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Solution

The fourth proportional to 187,796.88, 281,518.92 and 63,050.40 is: 94,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,796.88 : 281,518.92 = 63,050.40 : x
  2. Step 2: Convert to fraction form
    187,796.88/281,518.92 = 63,050.40/x
  3. Step 3: Cross multiply
    187,796.88x = 281,518.92 × 63,050.40
  4. Step 4: Simplify right side
    187,796.88x = 17,749,880,513.57
  5. Step 5: Solve for x
    x = 17,749,880,513.57/187,796.88
  6. Step 6: Final answer
    x = 94,516.38

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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.