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Finding the Fourth Proportional to 93,254.48, 139,853.90 and 34,076.42

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Solution

The fourth proportional to 93,254.48, 139,853.90 and 34,076.42 is: 51,104.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,254.48 : 139,853.90 = 34,076.42 : x
  2. Step 2: Convert to fraction form
    93,254.48/139,853.90 = 34,076.42/x
  3. Step 3: Cross multiply
    93,254.48x = 139,853.90 × 34,076.42
  4. Step 4: Simplify right side
    93,254.48x = 4,765,720,235.04
  5. Step 5: Solve for x
    x = 4,765,720,235.04/93,254.48
  6. Step 6: Final answer
    x = 51,104.46

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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.