Home / 92,382.12-127,487.52-49,940.82

Finding the Fourth Proportional to 92,382.12, 127,487.52 and 49,940.82

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Solution

The fourth proportional to 92,382.12, 127,487.52 and 49,940.82 is: 68,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,382.12 : 127,487.52 = 49,940.82 : x
  2. Step 2: Convert to fraction form
    92,382.12/127,487.52 = 49,940.82/x
  3. Step 3: Cross multiply
    92,382.12x = 127,487.52 × 49,940.82
  4. Step 4: Simplify right side
    92,382.12x = 6,366,831,288.57
  5. Step 5: Solve for x
    x = 6,366,831,288.57/92,382.12
  6. Step 6: Final answer
    x = 68,918.44

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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.