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Finding the Fourth Proportional to 45,064.50, 67,596.93 and 12,232.50

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Solution

The fourth proportional to 45,064.50, 67,596.93 and 12,232.50 is: 18,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,064.50 : 67,596.93 = 12,232.50 : x
  2. Step 2: Convert to fraction form
    45,064.50/67,596.93 = 12,232.50/x
  3. Step 3: Cross multiply
    45,064.50x = 67,596.93 × 12,232.50
  4. Step 4: Simplify right side
    45,064.50x = 826,879,446.23
  5. Step 5: Solve for x
    x = 826,879,446.23/45,064.50
  6. Step 6: Final answer
    x = 18,348.80

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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.