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Finding the Fourth Proportional to 184,048.61, 275,909.49 and 71,702.82

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Solution

The fourth proportional to 184,048.61, 275,909.49 and 71,702.82 is: 107,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,048.61 : 275,909.49 = 71,702.82 : x
  2. Step 2: Convert to fraction form
    184,048.61/275,909.49 = 71,702.82/x
  3. Step 3: Cross multiply
    184,048.61x = 275,909.49 × 71,702.82
  4. Step 4: Simplify right side
    184,048.61x = 19,783,488,497.76
  5. Step 5: Solve for x
    x = 19,783,488,497.76/184,048.61
  6. Step 6: Final answer
    x = 107,490.56

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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.