Home / 140,316.73-210,343.87-51,546.40

Finding the Fourth Proportional to 140,316.73, 210,343.87 and 51,546.40

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Solution

The fourth proportional to 140,316.73, 210,343.87 and 51,546.40 is: 77,271.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,316.73 : 210,343.87 = 51,546.40 : x
  2. Step 2: Convert to fraction form
    140,316.73/210,343.87 = 51,546.40/x
  3. Step 3: Cross multiply
    140,316.73x = 210,343.87 × 51,546.40
  4. Step 4: Simplify right side
    140,316.73x = 10,842,469,260.57
  5. Step 5: Solve for x
    x = 10,842,469,260.57/140,316.73
  6. Step 6: Final answer
    x = 77,271.39

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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.