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Finding the Fourth Proportional to 92,347.80, 127,410.02 and 56,500.44

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Solution

The fourth proportional to 92,347.80, 127,410.02 and 56,500.44 is: 77,952.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,347.80 : 127,410.02 = 56,500.44 : x
  2. Step 2: Convert to fraction form
    92,347.80/127,410.02 = 56,500.44/x
  3. Step 3: Cross multiply
    92,347.80x = 127,410.02 × 56,500.44
  4. Step 4: Simplify right side
    92,347.80x = 7,198,722,190.41
  5. Step 5: Solve for x
    x = 7,198,722,190.41/92,347.80
  6. Step 6: Final answer
    x = 77,952.29

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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.