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Finding the Fourth Proportional to 197,474.60, 296,247.54 and 64,343

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Solution

The fourth proportional to 197,474.60, 296,247.54 and 64,343 is: 96,526.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,474.60 : 296,247.54 = 64,343 : x
  2. Step 2: Convert to fraction form
    197,474.60/296,247.54 = 64,343/x
  3. Step 3: Cross multiply
    197,474.60x = 296,247.54 × 64,343
  4. Step 4: Simplify right side
    197,474.60x = 19,061,455,466.22
  5. Step 5: Solve for x
    x = 19,061,455,466.22/197,474.60
  6. Step 6: Final answer
    x = 96,526.11

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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.