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Finding the Fourth Proportional to 162,723, 244,457.88 and 115,454.64

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Solution

The fourth proportional to 162,723, 244,457.88 and 115,454.64 is: 173,446.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,723 : 244,457.88 = 115,454.64 : x
  2. Step 2: Convert to fraction form
    162,723/244,457.88 = 115,454.64/x
  3. Step 3: Cross multiply
    162,723x = 244,457.88 × 115,454.64
  4. Step 4: Simplify right side
    162,723x = 28,223,796,530.56
  5. Step 5: Solve for x
    x = 28,223,796,530.56/162,723
  6. Step 6: Final answer
    x = 173,446.88

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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.