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Finding the Fourth Proportional to 93.56, 129.04 and 62.01

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Solution

The fourth proportional to 93.56, 129.04 and 62.01 is: 85.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.56 : 129.04 = 62.01 : x
  2. Step 2: Convert to fraction form
    93.56/129.04 = 62.01/x
  3. Step 3: Cross multiply
    93.56x = 129.04 × 62.01
  4. Step 4: Simplify right side
    93.56x = 8,001.62
  5. Step 5: Solve for x
    x = 8,001.62/93.56
  6. Step 6: Final answer
    x = 85.53

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Why These Related Problems?

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