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Finding the Fourth Proportional to 323,733.86, 485,583.48 and 99,094.41

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Solution

The fourth proportional to 323,733.86, 485,583.48 and 99,094.41 is: 148,636.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,733.86 : 485,583.48 = 99,094.41 : x
  2. Step 2: Convert to fraction form
    323,733.86/485,583.48 = 99,094.41/x
  3. Step 3: Cross multiply
    323,733.86x = 485,583.48 × 99,094.41
  4. Step 4: Simplify right side
    323,733.86x = 48,118,610,100.75
  5. Step 5: Solve for x
    x = 48,118,610,100.75/323,733.86
  6. Step 6: Final answer
    x = 148,636.32

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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.