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Finding the Fourth Proportional to 226,847.40, 340,416.90 and 132,077.40

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Solution

The fourth proportional to 226,847.40, 340,416.90 and 132,077.40 is: 198,200.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,847.40 : 340,416.90 = 132,077.40 : x
  2. Step 2: Convert to fraction form
    226,847.40/340,416.90 = 132,077.40/x
  3. Step 3: Cross multiply
    226,847.40x = 340,416.90 × 132,077.40
  4. Step 4: Simplify right side
    226,847.40x = 44,961,379,068.06
  5. Step 5: Solve for x
    x = 44,961,379,068.06/226,847.40
  6. Step 6: Final answer
    x = 198,200.99

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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.