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Finding the Fourth Proportional to 60,871.54, 84,005.97 and 34,014.70

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Solution

The fourth proportional to 60,871.54, 84,005.97 and 34,014.70 is: 46,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,871.54 : 84,005.97 = 34,014.70 : x
  2. Step 2: Convert to fraction form
    60,871.54/84,005.97 = 34,014.70/x
  3. Step 3: Cross multiply
    60,871.54x = 84,005.97 × 34,014.70
  4. Step 4: Simplify right side
    60,871.54x = 2,857,437,867.76
  5. Step 5: Solve for x
    x = 2,857,437,867.76/60,871.54
  6. Step 6: Final answer
    x = 46,942.10

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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.