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Finding the Fourth Proportional to 61,800.50, 92,703.63 and 18,024.50

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Solution

The fourth proportional to 61,800.50, 92,703.63 and 18,024.50 is: 27,037.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,800.50 : 92,703.63 = 18,024.50 : x
  2. Step 2: Convert to fraction form
    61,800.50/92,703.63 = 18,024.50/x
  3. Step 3: Cross multiply
    61,800.50x = 92,703.63 × 18,024.50
  4. Step 4: Simplify right side
    61,800.50x = 1,670,936,578.94
  5. Step 5: Solve for x
    x = 1,670,936,578.94/61,800.50
  6. Step 6: Final answer
    x = 27,037.59

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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.