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Finding the Fourth Proportional to 195,790.52, 269,952.30 and 165,523.64

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Solution

The fourth proportional to 195,790.52, 269,952.30 and 165,523.64 is: 228,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,790.52 : 269,952.30 = 165,523.64 : x
  2. Step 2: Convert to fraction form
    195,790.52/269,952.30 = 165,523.64/x
  3. Step 3: Cross multiply
    195,790.52x = 269,952.30 × 165,523.64
  4. Step 4: Simplify right side
    195,790.52x = 44,683,487,322.37
  5. Step 5: Solve for x
    x = 44,683,487,322.37/195,790.52
  6. Step 6: Final answer
    x = 228,220.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.