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Finding the Fourth Proportional to 60,606.52, 90,947.64 and 23,169.76

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Solution

The fourth proportional to 60,606.52, 90,947.64 and 23,169.76 is: 34,769.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,606.52 : 90,947.64 = 23,169.76 : x
  2. Step 2: Convert to fraction form
    60,606.52/90,947.64 = 23,169.76/x
  3. Step 3: Cross multiply
    60,606.52x = 90,947.64 × 23,169.76
  4. Step 4: Simplify right side
    60,606.52x = 2,107,234,991.37
  5. Step 5: Solve for x
    x = 2,107,234,991.37/60,606.52
  6. Step 6: Final answer
    x = 34,769.11

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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.