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Finding the Fourth Proportional to 93.41, 139.96 and 50.01

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Solution

The fourth proportional to 93.41, 139.96 and 50.01 is: 74.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.41 : 139.96 = 50.01 : x
  2. Step 2: Convert to fraction form
    93.41/139.96 = 50.01/x
  3. Step 3: Cross multiply
    93.41x = 139.96 × 50.01
  4. Step 4: Simplify right side
    93.41x = 6,999.40
  5. Step 5: Solve for x
    x = 6,999.40/93.41
  6. Step 6: Final answer
    x = 74.93

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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.