Home / 92,144.44-127,121.70-58,141.36

Finding the Fourth Proportional to 92,144.44, 127,121.70 and 58,141.36

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Solution

The fourth proportional to 92,144.44, 127,121.70 and 58,141.36 is: 80,211.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,144.44 : 127,121.70 = 58,141.36 : x
  2. Step 2: Convert to fraction form
    92,144.44/127,121.70 = 58,141.36/x
  3. Step 3: Cross multiply
    92,144.44x = 127,121.70 × 58,141.36
  4. Step 4: Simplify right side
    92,144.44x = 7,391,028,523.51
  5. Step 5: Solve for x
    x = 7,391,028,523.51/92,144.44
  6. Step 6: Final answer
    x = 80,211.33

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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.