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Finding the Fourth Proportional to 178,755.49, 246,684.59 and 98,184.88

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Solution

The fourth proportional to 178,755.49, 246,684.59 and 98,184.88 is: 135,496.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,755.49 : 246,684.59 = 98,184.88 : x
  2. Step 2: Convert to fraction form
    178,755.49/246,684.59 = 98,184.88/x
  3. Step 3: Cross multiply
    178,755.49x = 246,684.59 × 98,184.88
  4. Step 4: Simplify right side
    178,755.49x = 24,220,696,867.00
  5. Step 5: Solve for x
    x = 24,220,696,867.00/178,755.49
  6. Step 6: Final answer
    x = 135,496.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.