Home / 140,584.08-210,846.96-51,814.56

Finding the Fourth Proportional to 140,584.08, 210,846.96 and 51,814.56

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Solution

The fourth proportional to 140,584.08, 210,846.96 and 51,814.56 is: 77,711.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,584.08 : 210,846.96 = 51,814.56 : x
  2. Step 2: Convert to fraction form
    140,584.08/210,846.96 = 51,814.56/x
  3. Step 3: Cross multiply
    140,584.08x = 210,846.96 × 51,814.56
  4. Step 4: Simplify right side
    140,584.08x = 10,924,942,459.74
  5. Step 5: Solve for x
    x = 10,924,942,459.74/140,584.08
  6. Step 6: Final answer
    x = 77,711.09

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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.