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Finding the Fourth Proportional to 235,605.36, 353,346.06 and 160,711.56

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Solution

The fourth proportional to 235,605.36, 353,346.06 and 160,711.56 is: 241,025.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,605.36 : 353,346.06 = 160,711.56 : x
  2. Step 2: Convert to fraction form
    235,605.36/353,346.06 = 160,711.56/x
  3. Step 3: Cross multiply
    235,605.36x = 353,346.06 × 160,711.56
  4. Step 4: Simplify right side
    235,605.36x = 56,786,796,522.45
  5. Step 5: Solve for x
    x = 56,786,796,522.45/235,605.36
  6. Step 6: Final answer
    x = 241,025.06

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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.