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Finding the Fourth Proportional to 93,048.30, 128,408.28 and 50,607.12

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Solution

The fourth proportional to 93,048.30, 128,408.28 and 50,607.12 is: 69,838.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,048.30 : 128,408.28 = 50,607.12 : x
  2. Step 2: Convert to fraction form
    93,048.30/128,408.28 = 50,607.12/x
  3. Step 3: Cross multiply
    93,048.30x = 128,408.28 × 50,607.12
  4. Step 4: Simplify right side
    93,048.30x = 6,498,373,234.95
  5. Step 5: Solve for x
    x = 6,498,373,234.95/93,048.30
  6. Step 6: Final answer
    x = 69,838.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.