Home / 140,084.06-210,127.52-40,244

Finding the Fourth Proportional to 140,084.06, 210,127.52 and 40,244

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Solution

The fourth proportional to 140,084.06, 210,127.52 and 40,244 is: 60,366.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,084.06 : 210,127.52 = 40,244 : x
  2. Step 2: Convert to fraction form
    140,084.06/210,127.52 = 40,244/x
  3. Step 3: Cross multiply
    140,084.06x = 210,127.52 × 40,244
  4. Step 4: Simplify right side
    140,084.06x = 8,456,371,914.88
  5. Step 5: Solve for x
    x = 8,456,371,914.88/140,084.06
  6. Step 6: Final answer
    x = 60,366.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.