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Finding the Fourth Proportional to 178,706.17, 246,617.33 and 97,034.37

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Solution

The fourth proportional to 178,706.17, 246,617.33 and 97,034.37 is: 133,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,706.17 : 246,617.33 = 97,034.37 : x
  2. Step 2: Convert to fraction form
    178,706.17/246,617.33 = 97,034.37/x
  3. Step 3: Cross multiply
    178,706.17x = 246,617.33 × 97,034.37
  4. Step 4: Simplify right side
    178,706.17x = 23,930,358,043.60
  5. Step 5: Solve for x
    x = 23,930,358,043.60/178,706.17
  6. Step 6: Final answer
    x = 133,908.97

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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.