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Finding the Fourth Proportional to 61,503.94, 92,184.22 and 28,227.52

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Solution

The fourth proportional to 61,503.94, 92,184.22 and 28,227.52 is: 42,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,503.94 : 92,184.22 = 28,227.52 : x
  2. Step 2: Convert to fraction form
    61,503.94/92,184.22 = 28,227.52/x
  3. Step 3: Cross multiply
    61,503.94x = 92,184.22 × 28,227.52
  4. Step 4: Simplify right side
    61,503.94x = 2,602,131,913.73
  5. Step 5: Solve for x
    x = 2,602,131,913.73/61,503.94
  6. Step 6: Final answer
    x = 42,308.38

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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.