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Finding the Fourth Proportional to 93.04, 139.48 and 36.08

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Solution

The fourth proportional to 93.04, 139.48 and 36.08 is: 54.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.04 : 139.48 = 36.08 : x
  2. Step 2: Convert to fraction form
    93.04/139.48 = 36.08/x
  3. Step 3: Cross multiply
    93.04x = 139.48 × 36.08
  4. Step 4: Simplify right side
    93.04x = 5,032.44
  5. Step 5: Solve for x
    x = 5,032.44/93.04
  6. Step 6: Final answer
    x = 54.09

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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.