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Finding the Fourth Proportional to 93,023.80, 139,493.94 and 29,832.28

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Solution

The fourth proportional to 93,023.80, 139,493.94 and 29,832.28 is: 44,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,023.80 : 139,493.94 = 29,832.28 : x
  2. Step 2: Convert to fraction form
    93,023.80/139,493.94 = 29,832.28/x
  3. Step 3: Cross multiply
    93,023.80x = 139,493.94 × 29,832.28
  4. Step 4: Simplify right side
    93,023.80x = 4,161,422,276.38
  5. Step 5: Solve for x
    x = 4,161,422,276.38/93,023.80
  6. Step 6: Final answer
    x = 44,735.03

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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.