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Finding the Fourth Proportional to 227,312.60, 340,823.10 and 94,245.80

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Solution

The fourth proportional to 227,312.60, 340,823.10 and 94,245.80 is: 141,308.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,312.60 : 340,823.10 = 94,245.80 : x
  2. Step 2: Convert to fraction form
    227,312.60/340,823.10 = 94,245.80/x
  3. Step 3: Cross multiply
    227,312.60x = 340,823.10 × 94,245.80
  4. Step 4: Simplify right side
    227,312.60x = 32,121,145,717.98
  5. Step 5: Solve for x
    x = 32,121,145,717.98/227,312.60
  6. Step 6: Final answer
    x = 141,308.25

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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.