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Finding the Fourth Proportional to 92,288.92, 127,359.90 and 54,562.84

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Solution

The fourth proportional to 92,288.92, 127,359.90 and 54,562.84 is: 75,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,288.92 : 127,359.90 = 54,562.84 : x
  2. Step 2: Convert to fraction form
    92,288.92/127,359.90 = 54,562.84/x
  3. Step 3: Cross multiply
    92,288.92x = 127,359.90 × 54,562.84
  4. Step 4: Simplify right side
    92,288.92x = 6,949,117,846.12
  5. Step 5: Solve for x
    x = 6,949,117,846.12/92,288.92
  6. Step 6: Final answer
    x = 75,297.42

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1.5x scale

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.