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Finding the Fourth Proportional to 227,764.60, 341,646.90 and 103,105.60

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Solution

The fourth proportional to 227,764.60, 341,646.90 and 103,105.60 is: 154,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,764.60 : 341,646.90 = 103,105.60 : x
  2. Step 2: Convert to fraction form
    227,764.60/341,646.90 = 103,105.60/x
  3. Step 3: Cross multiply
    227,764.60x = 341,646.90 × 103,105.60
  4. Step 4: Simplify right side
    227,764.60x = 35,225,708,612.64
  5. Step 5: Solve for x
    x = 35,225,708,612.64/227,764.60
  6. Step 6: Final answer
    x = 154,658.40

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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.