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Finding the Fourth Proportional to 353,082.84, 529,857.54 and 166,108.92

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Solution

The fourth proportional to 353,082.84, 529,857.54 and 166,108.92 is: 249,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,082.84 : 529,857.54 = 166,108.92 : x
  2. Step 2: Convert to fraction form
    353,082.84/529,857.54 = 166,108.92/x
  3. Step 3: Cross multiply
    353,082.84x = 529,857.54 × 166,108.92
  4. Step 4: Simplify right side
    353,082.84x = 88,014,063,723.26
  5. Step 5: Solve for x
    x = 88,014,063,723.26/353,082.84
  6. Step 6: Final answer
    x = 249,273.13

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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.