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Finding the Fourth Proportional to 45,472.66, 68,166.79 and 23,237.01

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Solution

The fourth proportional to 45,472.66, 68,166.79 and 23,237.01 is: 34,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,472.66 : 68,166.79 = 23,237.01 : x
  2. Step 2: Convert to fraction form
    45,472.66/68,166.79 = 23,237.01/x
  3. Step 3: Cross multiply
    45,472.66x = 68,166.79 × 23,237.01
  4. Step 4: Simplify right side
    45,472.66x = 1,583,992,322.81
  5. Step 5: Solve for x
    x = 1,583,992,322.81/45,472.66
  6. Step 6: Final answer
    x = 34,833.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.