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Finding the Fourth Proportional to 61,359.69, 92,048.77 and 19,230.41

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Solution

The fourth proportional to 61,359.69, 92,048.77 and 19,230.41 is: 28,848.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,359.69 : 92,048.77 = 19,230.41 : x
  2. Step 2: Convert to fraction form
    61,359.69/92,048.77 = 19,230.41/x
  3. Step 3: Cross multiply
    61,359.69x = 92,048.77 × 19,230.41
  4. Step 4: Simplify right side
    61,359.69x = 1,770,135,078.78
  5. Step 5: Solve for x
    x = 1,770,135,078.78/61,359.69
  6. Step 6: Final answer
    x = 28,848.50

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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.