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Finding the Fourth Proportional to 162,767.80, 244,151.70 and 115,528.60

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Solution

The fourth proportional to 162,767.80, 244,151.70 and 115,528.60 is: 173,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767.80 : 244,151.70 = 115,528.60 : x
  2. Step 2: Convert to fraction form
    162,767.80/244,151.70 = 115,528.60/x
  3. Step 3: Cross multiply
    162,767.80x = 244,151.70 × 115,528.60
  4. Step 4: Simplify right side
    162,767.80x = 28,206,504,088.62
  5. Step 5: Solve for x
    x = 28,206,504,088.62/162,767.80
  6. Step 6: Final answer
    x = 173,292.90

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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.