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Finding the Fourth Proportional to 40,191, 60,354.54 and 26,174.76

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Solution

The fourth proportional to 40,191, 60,354.54 and 26,174.76 is: 39,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191 : 60,354.54 = 26,174.76 : x
  2. Step 2: Convert to fraction form
    40,191/60,354.54 = 26,174.76/x
  3. Step 3: Cross multiply
    40,191x = 60,354.54 × 26,174.76
  4. Step 4: Simplify right side
    40,191x = 1,579,765,599.41
  5. Step 5: Solve for x
    x = 1,579,765,599.41/40,191
  6. Step 6: Final answer
    x = 39,306.45

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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.