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Finding the Fourth Proportional to 52,371.99, 72,277.47 and 29,401.29

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Solution

The fourth proportional to 52,371.99, 72,277.47 and 29,401.29 is: 40,576.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.99 : 72,277.47 = 29,401.29 : x
  2. Step 2: Convert to fraction form
    52,371.99/72,277.47 = 29,401.29/x
  3. Step 3: Cross multiply
    52,371.99x = 72,277.47 × 29,401.29
  4. Step 4: Simplify right side
    52,371.99x = 2,125,050,855.94
  5. Step 5: Solve for x
    x = 2,125,050,855.94/52,371.99
  6. Step 6: Final answer
    x = 40,576.10

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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.