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Finding the Fourth Proportional to 228,011.09, 341,832.15 and 94,991.27

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Solution

The fourth proportional to 228,011.09, 341,832.15 and 94,991.27 is: 142,410.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,011.09 : 341,832.15 = 94,991.27 : x
  2. Step 2: Convert to fraction form
    228,011.09/341,832.15 = 94,991.27/x
  3. Step 3: Cross multiply
    228,011.09x = 341,832.15 × 94,991.27
  4. Step 4: Simplify right side
    228,011.09x = 32,471,068,346.17
  5. Step 5: Solve for x
    x = 32,471,068,346.17/228,011.09
  6. Step 6: Final answer
    x = 142,410.04

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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.