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Finding the Fourth Proportional to 62,356.40, 86,048.61 and 34,056.62

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Solution

The fourth proportional to 62,356.40, 86,048.61 and 34,056.62 is: 46,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,356.40 : 86,048.61 = 34,056.62 : x
  2. Step 2: Convert to fraction form
    62,356.40/86,048.61 = 34,056.62/x
  3. Step 3: Cross multiply
    62,356.40x = 86,048.61 × 34,056.62
  4. Step 4: Simplify right side
    62,356.40x = 2,930,524,812.30
  5. Step 5: Solve for x
    x = 2,930,524,812.30/62,356.40
  6. Step 6: Final answer
    x = 46,996.38

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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.