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Finding the Fourth Proportional to 92,710.94, 127,893.98 and 58,662.04

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Solution

The fourth proportional to 92,710.94, 127,893.98 and 58,662.04 is: 80,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,710.94 : 127,893.98 = 58,662.04 : x
  2. Step 2: Convert to fraction form
    92,710.94/127,893.98 = 58,662.04/x
  3. Step 3: Cross multiply
    92,710.94x = 127,893.98 × 58,662.04
  4. Step 4: Simplify right side
    92,710.94x = 7,502,521,770.52
  5. Step 5: Solve for x
    x = 7,502,521,770.52/92,710.94
  6. Step 6: Final answer
    x = 80,923.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.