Home / 147,789.15-221,714.85-47,941.54

Finding the Fourth Proportional to 147,789.15, 221,714.85 and 47,941.54

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Solution

The fourth proportional to 147,789.15, 221,714.85 and 47,941.54 is: 71,922.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,789.15 : 221,714.85 = 47,941.54 : x
  2. Step 2: Convert to fraction form
    147,789.15/221,714.85 = 47,941.54/x
  3. Step 3: Cross multiply
    147,789.15x = 221,714.85 × 47,941.54
  4. Step 4: Simplify right side
    147,789.15x = 10,629,351,349.87
  5. Step 5: Solve for x
    x = 10,629,351,349.87/147,789.15
  6. Step 6: Final answer
    x = 71,922.41

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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.