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Finding the Fourth Proportional to 162,905.80, 244,358.70 and 96,311.65

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Solution

The fourth proportional to 162,905.80, 244,358.70 and 96,311.65 is: 144,467.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,905.80 : 244,358.70 = 96,311.65 : x
  2. Step 2: Convert to fraction form
    162,905.80/244,358.70 = 96,311.65/x
  3. Step 3: Cross multiply
    162,905.80x = 244,358.70 × 96,311.65
  4. Step 4: Simplify right side
    162,905.80x = 23,534,589,588.86
  5. Step 5: Solve for x
    x = 23,534,589,588.86/162,905.80
  6. Step 6: Final answer
    x = 144,467.48

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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.