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Finding the Fourth Proportional to 97,650.54, 146,475.81 and 92,664.18

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Solution

The fourth proportional to 97,650.54, 146,475.81 and 92,664.18 is: 138,996.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,650.54 : 146,475.81 = 92,664.18 : x
  2. Step 2: Convert to fraction form
    97,650.54/146,475.81 = 92,664.18/x
  3. Step 3: Cross multiply
    97,650.54x = 146,475.81 × 92,664.18
  4. Step 4: Simplify right side
    97,650.54x = 13,573,060,823.49
  5. Step 5: Solve for x
    x = 13,573,060,823.49/97,650.54
  6. Step 6: Final answer
    x = 138,996.27

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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.