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Finding the Fourth Proportional to 162,715.80, 244,073.70 and 109,571.70

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Solution

The fourth proportional to 162,715.80, 244,073.70 and 109,571.70 is: 164,357.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,715.80 : 244,073.70 = 109,571.70 : x
  2. Step 2: Convert to fraction form
    162,715.80/244,073.70 = 109,571.70/x
  3. Step 3: Cross multiply
    162,715.80x = 244,073.70 × 109,571.70
  4. Step 4: Simplify right side
    162,715.80x = 26,743,570,234.29
  5. Step 5: Solve for x
    x = 26,743,570,234.29/162,715.80
  6. Step 6: Final answer
    x = 164,357.55

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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.