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Finding the Fourth Proportional to 60,994.52, 84,174.08 and 34,141.68

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Solution

The fourth proportional to 60,994.52, 84,174.08 and 34,141.68 is: 47,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,994.52 : 84,174.08 = 34,141.68 : x
  2. Step 2: Convert to fraction form
    60,994.52/84,174.08 = 34,141.68/x
  3. Step 3: Cross multiply
    60,994.52x = 84,174.08 × 34,141.68
  4. Step 4: Simplify right side
    60,994.52x = 2,873,844,503.65
  5. Step 5: Solve for x
    x = 2,873,844,503.65/60,994.52
  6. Step 6: Final answer
    x = 47,116.44

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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.