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Finding the Fourth Proportional to 93,241.40, 139,883.16 and 34,077.44

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Solution

The fourth proportional to 93,241.40, 139,883.16 and 34,077.44 is: 51,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,241.40 : 139,883.16 = 34,077.44 : x
  2. Step 2: Convert to fraction form
    93,241.40/139,883.16 = 34,077.44/x
  3. Step 3: Cross multiply
    93,241.40x = 139,883.16 × 34,077.44
  4. Step 4: Simplify right side
    93,241.40x = 4,766,859,991.91
  5. Step 5: Solve for x
    x = 4,766,859,991.91/93,241.40
  6. Step 6: Final answer
    x = 51,123.86

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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.