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Finding the Fourth Proportional to 235,574.82, 353,221.74 and 159,766.74

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Solution

The fourth proportional to 235,574.82, 353,221.74 and 159,766.74 is: 239,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,574.82 : 353,221.74 = 159,766.74 : x
  2. Step 2: Convert to fraction form
    235,574.82/353,221.74 = 159,766.74/x
  3. Step 3: Cross multiply
    235,574.82x = 353,221.74 × 159,766.74
  4. Step 4: Simplify right side
    235,574.82x = 56,433,085,896.93
  5. Step 5: Solve for x
    x = 56,433,085,896.93/235,574.82
  6. Step 6: Final answer
    x = 239,554.83

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1.5x scale

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.