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Finding the Fourth Proportional to 164,384.55, 246,654.81 and 113,861.26

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Solution

The fourth proportional to 164,384.55, 246,654.81 and 113,861.26 is: 170,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,384.55 : 246,654.81 = 113,861.26 : x
  2. Step 2: Convert to fraction form
    164,384.55/246,654.81 = 113,861.26/x
  3. Step 3: Cross multiply
    164,384.55x = 246,654.81 × 113,861.26
  4. Step 4: Simplify right side
    164,384.55x = 28,084,427,279.81
  5. Step 5: Solve for x
    x = 28,084,427,279.81/164,384.55
  6. Step 6: Final answer
    x = 170,845.91

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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.