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Finding the Fourth Proportional to 93,241.98, 139,830.03 and 30,059.55

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Solution

The fourth proportional to 93,241.98, 139,830.03 and 30,059.55 is: 45,078.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,241.98 : 139,830.03 = 30,059.55 : x
  2. Step 2: Convert to fraction form
    93,241.98/139,830.03 = 30,059.55/x
  3. Step 3: Cross multiply
    93,241.98x = 139,830.03 × 30,059.55
  4. Step 4: Simplify right side
    93,241.98x = 4,203,227,778.29
  5. Step 5: Solve for x
    x = 4,203,227,778.29/93,241.98
  6. Step 6: Final answer
    x = 45,078.71

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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.