Home / 147,771.69-221,689.96-47,941.97

Finding the Fourth Proportional to 147,771.69, 221,689.96 and 47,941.97

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Solution

The fourth proportional to 147,771.69, 221,689.96 and 47,941.97 is: 71,923.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,771.69 : 221,689.96 = 47,941.97 : x
  2. Step 2: Convert to fraction form
    147,771.69/221,689.96 = 47,941.97/x
  3. Step 3: Cross multiply
    147,771.69x = 221,689.96 × 47,941.97
  4. Step 4: Simplify right side
    147,771.69x = 10,628,253,171.91
  5. Step 5: Solve for x
    x = 10,628,253,171.91/147,771.69
  6. Step 6: Final answer
    x = 71,923.48

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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.