Home / 147,814.38-221,664.05-47,950.43

Finding the Fourth Proportional to 147,814.38, 221,664.05 and 47,950.43

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Solution

The fourth proportional to 147,814.38, 221,664.05 and 47,950.43 is: 71,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,814.38 : 221,664.05 = 47,950.43 : x
  2. Step 2: Convert to fraction form
    147,814.38/221,664.05 = 47,950.43/x
  3. Step 3: Cross multiply
    147,814.38x = 221,664.05 × 47,950.43
  4. Step 4: Simplify right side
    147,814.38x = 10,628,885,524.60
  5. Step 5: Solve for x
    x = 10,628,885,524.60/147,814.38
  6. Step 6: Final answer
    x = 71,906.98

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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.