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Finding the Fourth Proportional to 60,891.30, 84,033.96 and 34,034.94

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Solution

The fourth proportional to 60,891.30, 84,033.96 and 34,034.94 is: 46,970.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,891.30 : 84,033.96 = 34,034.94 : x
  2. Step 2: Convert to fraction form
    60,891.30/84,033.96 = 34,034.94/x
  3. Step 3: Cross multiply
    60,891.30x = 84,033.96 × 34,034.94
  4. Step 4: Simplify right side
    60,891.30x = 2,860,090,786.56
  5. Step 5: Solve for x
    x = 2,860,090,786.56/60,891.30
  6. Step 6: Final answer
    x = 46,970.43

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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.